Keithley1950.net

(export (version D)
  (design
    (source D:\OSP\projects\Keithley1950\Keithley1950.sch)
    (date "11/16/2019 9:13:24 PM")
    (tool "Eeschema (5.1.4)-1")
    (sheet (number 1) (name /) (tstamps /)
      (title_block
        (title "Keithley DMM Option 1950")
        (company OpenScopeProject)
        (rev B)
        (date 2019-11-16)
        (source Keithley1950.sch)
        (comment (number 1) (value "AC TRMS Volts and AC/DC AMPS board"))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value "")))))
  (components
    (comp (ref J1)
      (value Conn_01x14)
      (footprint Package_DIP:DIP-14_W7.62mm_Socket_LongPads)
      (datasheet ~)
      (libsource (lib Connector_Generic) (part Conn_01x14) (description "Generic connector, single row, 01x14, script generated (kicad-library-utils/schlib/autogen/connector/)"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB3C43B))
    (comp (ref U2)
      (value LM339)
      (footprint Package_SO:SOIC-14_3.9x8.7mm_P1.27mm)
      (datasheet http://www.ti.com/lit/ds/symlink/lm339.pdf)
      (libsource (lib project) (part LM339) (description "Quad Differential Comparators, DIP-14/SOIC-14/SSOP-14"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB48104))
    (comp (ref U7)
      (value TLE2072)
      (footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm)
      (datasheet http://www.ti.com/lit/ds/symlink/tl081.pdf)
      (libsource (lib Amplifier_Operational) (part TL082) (description "Dual JFET-Input Operational Amplifiers, DIP-8/SOIC-8/SSOP-8"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB523B3))
    (comp (ref U1)
      (value TLE2072)
      (footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm)
      (datasheet http://www.ti.com/lit/ds/symlink/tl081.pdf)
      (libsource (lib Amplifier_Operational) (part TL082) (description "Dual JFET-Input Operational Amplifiers, DIP-8/SOIC-8/SSOP-8"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB5CADE))
    (comp (ref U3)
      (value 74LS138)
      (footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm)
      (datasheet http://www.ti.com/lit/gpn/sn74LS138)
      (libsource (lib 74xx) (part 74LS138) (description "Decoder 3 to 8 active low outputs"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB65E45))
    (comp (ref Q1)
      (value MMBFJ111)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet ~)
      (libsource (lib Device) (part Q_NJFET_DSG) (description "N-JFET transistor, drain/source/gate"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB70F81))
    (comp (ref Q3)
      (value MMBFJ111)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet ~)
      (libsource (lib Device) (part Q_NJFET_DSG) (description "N-JFET transistor, drain/source/gate"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB727D8))
    (comp (ref Q2)
      (value MMBFJ111)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet ~)
      (libsource (lib Device) (part Q_NJFET_DSG) (description "N-JFET transistor, drain/source/gate"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB72C92))
    (comp (ref Q4)
      (value MMBFJ111)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet ~)
      (libsource (lib Device) (part Q_NJFET_DSG) (description "N-JFET transistor, drain/source/gate"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB7334B))
    (comp (ref Q7)
      (value MMBFJ111)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet ~)
      (libsource (lib Device) (part Q_NJFET_DSG) (description "N-JFET transistor, drain/source/gate"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB73982))
    (comp (ref Q8)
      (value MMBT3906)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf)
      (libsource (lib Transistor_BJT) (part MMBT3906) (description "-0.2A Ic, -40V Vce, Small Signal PNP Transistor, SOT-23"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB7453B))
    (comp (ref J3)
      (value Conn_01x02)
      (footprint TerminalBlock_Phoenix:TerminalBlock_Phoenix_PT-1,5-2-5.0-H_1x02_P5.00mm_Horizontal)
      (datasheet ~)
      (libsource (lib Connector_Generic) (part Conn_01x02) (description "Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB7E043))
    (comp (ref J2)
      (value Conn_01x03)
      (footprint TerminalBlock_Phoenix:TerminalBlock_Phoenix_PT-1,5-3-5.0-H_1x03_P5.00mm_Horizontal)
      (datasheet ~)
      (libsource (lib Connector_Generic) (part Conn_01x03) (description "Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/)"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB7E77D))
    (comp (ref K5)
      (value Relay_SP2P)
      (footprint Relay_THT:Relay_SPST_StandexMeder_SIL_Form1A)
      (libsource (lib project) (part Relay_SP2P) (description "Relay, single contact group, 2 pins, normally open"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB8B124))
    (comp (ref K4)
      (value Relay_SP2P)
      (footprint Relay_THT:Relay_SPST_StandexMeder_SIL_Form1A)
      (libsource (lib project) (part Relay_SP2P) (description "Relay, single contact group, 2 pins, normally open"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB8BE9C))
    (comp (ref K2)
      (value Relay_SP2P)
      (footprint Relay_THT:Relay_SPST_StandexMeder_SIL_Form1A)
      (libsource (lib project) (part Relay_SP2P) (description "Relay, single contact group, 2 pins, normally open"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB8C2BE))
    (comp (ref K1)
      (value Relay_SP2P)
      (footprint Relay_THT:Relay_SPST_StandexMeder_SIL_Form1A)
      (libsource (lib project) (part Relay_SP2P) (description "Relay, single contact group, 2 pins, normally open"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB8C528))
    (comp (ref K7)
      (value Relay_SP3P)
      (footprint Relay_THT:Relay_SPDT_SANYOU_SRD_Series_Form_C)
      (libsource (lib project) (part Relay_SP3P) (description "Relay, single contact group, 3 pins"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB8CA18))
    (comp (ref K6)
      (value Relay_SP3P)
      (footprint Relay_THT:Relay_SPDT_SANYOU_SRD_Series_Form_C)
      (libsource (lib project) (part Relay_SP3P) (description "Relay, single contact group, 3 pins"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB8D4BB))
    (comp (ref D7)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB96380))
    (comp (ref D6)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB985FA))
    (comp (ref D3)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB98939))
    (comp (ref D4)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB98E8E))
    (comp (ref D5)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB99231))
    (comp (ref D2)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB994DF))
    (comp (ref D1)
      (value S3M)
      (footprint Diode_SMD:D_SMB)
      (datasheet ~)
      (libsource (lib Device) (part D_Small) (description "Diode, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB999A9))
    (comp (ref R9)
      (value 43R)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9B972))
    (comp (ref R12)
      (value 4R3)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9C495))
    (comp (ref R15)
      (value R43)
      (footprint Resistor_SMD:R_2512_6332Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9C79B))
    (comp (ref R17)
      (value 0R1)
      (footprint project:R_2512_With_10mm_axial)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9CB8C))
    (comp (ref R5)
      (value 430R)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9CE54))
    (comp (ref R4)
      (value 100k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9DFA1))
    (comp (ref R8)
      (value 100k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9E6FE))
    (comp (ref R7)
      (value 100k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9EC31))
    (comp (ref R11)
      (value 100k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9F858))
    (comp (ref R25)
      (value 1M)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.5%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CB9FCE1))
    (comp (ref R26)
      (value 1M)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.5%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA1211))
    (comp (ref R22)
      (value 10k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA173C))
    (comp (ref R20)
      (value 2k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA2121))
    (comp (ref R21)
      (value 27k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA2530))
    (comp (ref R23)
      (value DNP)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA3019))
    (comp (ref R28)
      (value 100k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA7132))
    (comp (ref C4)
      (value 470pF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA782D))
    (comp (ref C23)
      (value 0.1uF)
      (footprint Capacitor_THT:C_Rect_L18.0mm_W5.0mm_P15.00mm_FKS3_FKP3)
      (datasheet ~)
      (fields
        (field (name Comment) 1000v))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA96C6))
    (comp (ref C19)
      (value 610pF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBAA767))
    (comp (ref C20)
      (value 110pF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBAAF98))
    (comp (ref C22)
      (value 47pF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBAB881))
    (comp (ref C1)
      (value 47uF)
      (footprint Capacitor_SMD:CP_Elec_6.3x5.9)
      (datasheet ~)
      (fields
        (field (name Comment) 25v))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBAC1EB))
    (comp (ref C2)
      (value 47uF)
      (footprint Capacitor_SMD:CP_Elec_6.3x5.9)
      (datasheet ~)
      (fields
        (field (name Comment) 25v))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBAE200))
    (comp (ref C3)
      (value 47uF)
      (footprint Capacitor_SMD:CP_Elec_6.3x5.9)
      (datasheet ~)
      (fields
        (field (name Comment) 25v))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBAE457))
    (comp (ref R2)
      (value 10k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CCAB259))
    (comp (ref R1)
      (value 10k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CCAC22A))
    (comp (ref C21)
      (value 5pF)
      (footprint project:MURATA_TZ03)
      (libsource (lib project) (part CTRIM_Small) (description "Trimmable capacitor"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CCB24A7))
    (comp (ref C24)
      (value 5pF)
      (footprint project:MURATA_TZ03)
      (libsource (lib project) (part CTRIM_Small) (description "Trimmable capacitor"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CCB582E))
    (comp (ref R13)
      (value 5R1)
      (footprint Resistor_SMD:R_2512_6332Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D058670))
    (comp (ref U6)
      (value 74HC4094)
      (footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm)
      (datasheet http://www.ti.com/lit/ds/symlink/sn74hc595.pdf)
      (libsource (lib project) (part 74HC4094) (description "8-bit serial in/out Shift Register 3-State Outputs"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CCDABD7))
    (comp (ref U5)
      (value ULN2003)
      (footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm)
      (datasheet http://www.ti.com/lit/ds/symlink/uln2003a.pdf)
      (libsource (lib project) (part ULN2003) (description "High Voltage, High Current Darlington Transistor Arrays, SOIC16/SOIC16W/DIP16/TSSOP16"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CEB78B3))
    (comp (ref Q5)
      (value MMBT3906)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf)
      (libsource (lib Transistor_BJT) (part MMBT3906) (description "-0.2A Ic, -40V Vce, Small Signal PNP Transistor, SOT-23"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D08F930))
    (comp (ref Q6)
      (value MMBT3906)
      (footprint Package_TO_SOT_SMD:SOT-23)
      (datasheet https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf)
      (libsource (lib Transistor_BJT) (part MMBT3906) (description "-0.2A Ic, -40V Vce, Small Signal PNP Transistor, SOT-23"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D091FCB))
    (comp (ref R16)
      (value 10k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D0A1B8F))
    (comp (ref R18)
      (value 10k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D0A23C6))
    (comp (ref R27)
      (value 10k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D34A213))
    (comp (ref TP1)
      (value TestPoint)
      (footprint TestPoint:TestPoint_Pad_D2.5mm)
      (datasheet ~)
      (libsource (lib Connector) (part TestPoint) (description "test point"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5DD3386F))
    (comp (ref TP2)
      (value TestPoint)
      (footprint TestPoint:TestPoint_Pad_D2.5mm)
      (datasheet ~)
      (libsource (lib Connector) (part TestPoint) (description "test point"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5DD3558C))
    (comp (ref TP3)
      (value TestPoint)
      (footprint TestPoint:TestPoint_Pad_D2.5mm)
      (datasheet ~)
      (libsource (lib Connector) (part TestPoint) (description "test point"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5DD359C9))
    (comp (ref C14)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CF5352C))
    (comp (ref C11)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CF939C7))
    (comp (ref C5)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CFF60AA))
    (comp (ref R24)
      (value 3k)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CBA2B42))
    (comp (ref K3)
      (value Relay_SP3P)
      (footprint Relay_THT:Relay_SPDT_SANYOU_SRD_Series_Form_C)
      (libsource (lib project) (part Relay_SP3P) (description "Relay, single contact group, 3 pins"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D1C13B7))
    (comp (ref U4)
      (value AD8436)
      (footprint Package_SO:QSOP-20_3.9x8.7mm_P0.635mm)
      (datasheet https://www.analog.com/media/en/technical-documentation/data-sheets/AD8436.pdf)
      (libsource (lib project) (part AD8436) (description "TRMS to DC converter"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D2F10F8))
    (comp (ref C10)
      (value 1uF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D2F5647))
    (comp (ref C13)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D3760C8))
    (comp (ref C8)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D5C9DFD))
    (comp (ref C7)
      (value 10uF)
      (footprint Capacitor_Tantalum_SMD:CP_EIA-3528-21_Kemet-B)
      (datasheet ~)
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D5CB18C))
    (comp (ref C9)
      (value 10uF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D665C4A))
    (comp (ref C6)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5DDA86A7))
    (comp (ref R19)
      (value 10M)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5DE4A83A))
    (comp (ref C12)
      (value 3.3uF)
      (footprint Capacitor_SMD:C_0805_2012Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E0E7EB6))
    (comp (ref R14)
      (value R47)
      (footprint Resistor_SMD:R_2512_6332Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CF7C450))
    (comp (ref R10)
      (value 4R7)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5CFD46A4))
    (comp (ref R6)
      (value 47R)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D02CDB2))
    (comp (ref R3)
      (value 470R)
      (footprint Resistor_SMD:R_0805_2012Metric)
      (datasheet ~)
      (fields
        (field (name Comment) 0.1%))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D0856A1))
    (comp (ref C15)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D121F07))
    (comp (ref C16)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D122C17))
    (comp (ref C17)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D122E02))
    (comp (ref C18)
      (value .1uF)
      (footprint Capacitor_SMD:C_0603_1608Metric)
      (datasheet ~)
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D123211))
    (comp (ref H1)
      (value MountingHole_Pad)
      (footprint MountingHole:MountingHole_3.2mm_M3_Pad_Via)
      (datasheet ~)
      (libsource (lib Mechanical) (part MountingHole_Pad) (description "Mounting Hole with connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D327519))
    (comp (ref H2)
      (value MountingHole_Pad)
      (footprint MountingHole:MountingHole_3.2mm_M3_Pad_Via)
      (datasheet ~)
      (libsource (lib Mechanical) (part MountingHole_Pad) (description "Mounting Hole with connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D327849))
    (comp (ref H3)
      (value MountingHole_Pad)
      (footprint MountingHole:MountingHole_3.2mm_M3_Pad_Via)
      (datasheet ~)
      (libsource (lib Mechanical) (part MountingHole_Pad) (description "Mounting Hole with connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5D327A53))
    (comp (ref TP4)
      (value TestPoint)
      (footprint TestPoint:TestPoint_THTPad_D1.5mm_Drill0.7mm)
      (datasheet ~)
      (libsource (lib Connector) (part TestPoint) (description "test point"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5DF7CDFA)))
  (libparts
    (libpart (lib 74xx) (part 74LS138)
      (description "Decoder 3 to 8 active low outputs")
      (docs http://www.ti.com/lit/gpn/sn74LS138)
      (footprints
        (fp DIP?16*))
      (fields
        (field (name Reference) U)
        (field (name Value) 74LS138))
      (pins
        (pin (num 1) (name A0) (type input))
        (pin (num 2) (name A1) (type input))
        (pin (num 3) (name A2) (type input))
        (pin (num 4) (name E1) (type input))
        (pin (num 5) (name E2) (type input))
        (pin (num 6) (name E3) (type input))
        (pin (num 7) (name O7) (type output))
        (pin (num 8) (name GND) (type power_in))
        (pin (num 9) (name O6) (type output))
        (pin (num 10) (name O5) (type output))
        (pin (num 11) (name O4) (type output))
        (pin (num 12) (name O3) (type output))
        (pin (num 13) (name O2) (type output))
        (pin (num 14) (name O1) (type output))
        (pin (num 15) (name O0) (type output))
        (pin (num 16) (name VCC) (type power_in))))
    (libpart (lib Amplifier_Operational) (part LM2904)
      (aliases
        (alias LM358)
        (alias AD8620)
        (alias LMC6062)
        (alias LMC6082)
        (alias TL062)
        (alias TL072)
        (alias TL082)
        (alias NE5532)
        (alias SA5532)
        (alias RC4558)
        (alias RC4560)
        (alias RC4580)
        (alias LMV358)
        (alias TS912)
        (alias TSV912IDT)
        (alias TSV912IST)
        (alias TLC272)
        (alias TLC277)
        (alias MCP602)
        (alias OPA2134)
        (alias OPA2340)
        (alias OPA2376xxD)
        (alias OPA2376xxDGK)
        (alias MC33078)
        (alias MC33178)
        (alias LM4562)
        (alias OP249)
        (alias OP275)
        (alias ADA4075-2)
        (alias MCP6002-xP)
        (alias MCP6002-xSN)
        (alias MCP6002-xMS)
        (alias LM7332)
        (alias OPA2333xxD)
        (alias OPA2333xxDGK)
        (alias LMC6482)
        (alias LT1492)
        (alias LTC6081xMS8)
        (alias LM6172)
        (alias MCP6L92)
        (alias NJM2043)
        (alias NJM2114)
        (alias NJM4556A)
        (alias NJM4558)
        (alias NJM4559)
        (alias NJM4560)
        (alias NJM4580)
        (alias NJM5532)
        (alias ADA4807-2ARM)
        (alias OPA2691)
        (alias LT6234)
        (alias OPA2356xxD)
        (alias OPA2356xxDGK)
        (alias OPA1612AxD)
        (alias MC33172)
        (alias OPA1602)
        (alias TLV2372)
        (alias LT6237))
      (description "Dual Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8")
      (docs http://www.ti.com/lit/ds/symlink/lm358.pdf)
      (footprints
        (fp SOIC*3.9x4.9mm*P1.27mm*)
        (fp DIP*W7.62mm*)
        (fp TO*99*)
        (fp OnSemi*Micro8*)
        (fp TSSOP*3x3mm*P0.65mm*)
        (fp TSSOP*4.4x3mm*P0.65mm*)
        (fp MSOP*3x3mm*P0.65mm*)
        (fp SSOP*3.9x4.9mm*P0.635mm*)
        (fp LFCSP*2x2mm*P0.5mm*)
        (fp *SIP*)
        (fp SOIC*5.3x6.2mm*P1.27mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) LM2904))
      (pins
        (pin (num 1) (name ~) (type output))
        (pin (num 2) (name -) (type input))
        (pin (num 3) (name +) (type input))
        (pin (num 4) (name V-) (type power_in))
        (pin (num 5) (name +) (type input))
        (pin (num 6) (name -) (type input))
        (pin (num 7) (name ~) (type output))
        (pin (num 8) (name V+) (type power_in))))
    (libpart (lib Connector) (part TestPoint)
      (description "test point")
      (docs ~)
      (footprints
        (fp Pin*)
        (fp Test*))
      (fields
        (field (name Reference) TP)
        (field (name Value) TestPoint))
      (pins
        (pin (num 1) (name 1) (type passive))))
    (libpart (lib Connector_Generic) (part Conn_01x02)
      (description "Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)")
      (docs ~)
      (footprints
        (fp Connector*:*_1x??_*))
      (fields
        (field (name Reference) J)
        (field (name Value) Conn_01x02))
      (pins
        (pin (num 1) (name Pin_1) (type passive))
        (pin (num 2) (name Pin_2) (type passive))))
    (libpart (lib Connector_Generic) (part Conn_01x03)
      (description "Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/)")
      (docs ~)
      (footprints
        (fp Connector*:*_1x??_*))
      (fields
        (field (name Reference) J)
        (field (name Value) Conn_01x03))
      (pins
        (pin (num 1) (name Pin_1) (type passive))
        (pin (num 2) (name Pin_2) (type passive))
        (pin (num 3) (name Pin_3) (type passive))))
    (libpart (lib Connector_Generic) (part Conn_01x14)
      (description "Generic connector, single row, 01x14, script generated (kicad-library-utils/schlib/autogen/connector/)")
      (docs ~)
      (footprints
        (fp Connector*:*_1x??_*))
      (fields
        (field (name Reference) J)
        (field (name Value) Conn_01x14))
      (pins
        (pin (num 1) (name Pin_1) (type passive))
        (pin (num 2) (name Pin_2) (type passive))
        (pin (num 3) (name Pin_3) (type passive))
        (pin (num 4) (name Pin_4) (type passive))
        (pin (num 5) (name Pin_5) (type passive))
        (pin (num 6) (name Pin_6) (type passive))
        (pin (num 7) (name Pin_7) (type passive))
        (pin (num 8) (name Pin_8) (type passive))
        (pin (num 9) (name Pin_9) (type passive))
        (pin (num 10) (name Pin_10) (type passive))
        (pin (num 11) (name Pin_11) (type passive))
        (pin (num 12) (name Pin_12) (type passive))
        (pin (num 13) (name Pin_13) (type passive))
        (pin (num 14) (name Pin_14) (type passive))))
    (libpart (lib Device) (part CP_Small)
      (description "Polarized capacitor, small symbol")
      (docs ~)
      (footprints
        (fp CP_*))
      (fields
        (field (name Reference) C)
        (field (name Value) CP_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part C_Small)
      (description "Unpolarized capacitor, small symbol")
      (docs ~)
      (footprints
        (fp C_*))
      (fields
        (field (name Reference) C)
        (field (name Value) C_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part D_Small)
      (description "Diode, small symbol")
      (docs ~)
      (footprints
        (fp TO-???*)
        (fp *_Diode_*)
        (fp *SingleDiode*)
        (fp D_*))
      (fields
        (field (name Reference) D)
        (field (name Value) D_Small))
      (pins
        (pin (num 1) (name K) (type passive))
        (pin (num 2) (name A) (type passive))))
    (libpart (lib Device) (part Q_NJFET_DSG)
      (description "N-JFET transistor, drain/source/gate")
      (docs ~)
      (fields
        (field (name Reference) Q)
        (field (name Value) Q_NJFET_DSG))
      (pins
        (pin (num 1) (name D) (type passive))
        (pin (num 2) (name S) (type passive))
        (pin (num 3) (name G) (type input))))
    (libpart (lib Device) (part R_Small)
      (description "Resistor, small symbol")
      (docs ~)
      (footprints
        (fp R_*))
      (fields
        (field (name Reference) R)
        (field (name Value) R_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Mechanical) (part MountingHole_Pad)
      (description "Mounting Hole with connection")
      (docs ~)
      (footprints
        (fp MountingHole*Pad*))
      (fields
        (field (name Reference) H)
        (field (name Value) MountingHole_Pad))
      (pins
        (pin (num 1) (name 1) (type input))))
    (libpart (lib Transistor_BJT) (part BC807)
      (aliases
        (alias BC808)
        (alias BC856)
        (alias BC857)
        (alias BC858)
        (alias BC859)
        (alias BC860)
        (alias MMBT3906))
      (description "0.8A Ic, 45V Vce, PNP Transistor, SOT-23")
      (docs http://www.fairchildsemi.com/ds/BC/BC807.pdf)
      (footprints
        (fp SOT?23*))
      (fields
        (field (name Reference) Q)
        (field (name Value) BC807)
        (field (name Footprint) Package_TO_SOT_SMD:SOT-23))
      (pins
        (pin (num 1) (name B) (type input))
        (pin (num 2) (name E) (type passive))
        (pin (num 3) (name C) (type passive))))
    (libpart (lib project) (part 74HC4094)
      (aliases
        (alias 74LS595)
        (alias 74HCT595))
      (description "8-bit serial in/out Shift Register 3-State Outputs")
      (docs http://www.ti.com/lit/ds/symlink/sn74hc595.pdf)
      (footprints
        (fp DIP*W7.62mm*)
        (fp SOIC*3.9x9.9mm*P1.27mm*)
        (fp TSSOP*4.4x5mm*P0.65mm*)
        (fp SOIC*5.3x10.2mm*P1.27mm*)
        (fp SOIC*7.5x10.3mm*P1.27mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) 74HC4094))
      (pins
        (pin (num 1) (name STROBE) (type input))
        (pin (num 2) (name SER) (type input))
        (pin (num 3) (name CLK) (type input))
        (pin (num 4) (name Q1) (type 3state))
        (pin (num 5) (name Q2) (type 3state))
        (pin (num 6) (name Q3) (type 3state))
        (pin (num 7) (name Q4) (type 3state))
        (pin (num 8) (name GND) (type power_in))
        (pin (num 9) (name QS) (type output))
        (pin (num 10) (name QS') (type output))
        (pin (num 11) (name Q8) (type 3state))
        (pin (num 12) (name Q7) (type 3state))
        (pin (num 13) (name Q6) (type 3state))
        (pin (num 14) (name Q5) (type 3state))
        (pin (num 15) (name OE) (type input))
        (pin (num 16) (name VCC) (type power_in))))
    (libpart (lib project) (part AD8436)
      (description "TRMS to DC converter")
      (docs https://www.analog.com/media/en/technical-documentation/data-sheets/AD8436.pdf)
      (footprints
        (fp QSOP-20_3.9x8.7mm_P0.635mm))
      (fields
        (field (name Reference) U)
        (field (name Value) AD8436)
        (field (name Footprint) Package_SO:QSOP-20_3.9x8.7mm_P0.635mm))
      (pins
        (pin (num 1) (name SUM) (type passive))
        (pin (num 2) (name DNC) (type NotConnected))
        (pin (num 3) (name RMS) (type output))
        (pin (num 4) (name IBUFOUT) (type output))
        (pin (num 5) (name IBUFIN-) (type input))
        (pin (num 6) (name IBUFIN+) (type input))
        (pin (num 7) (name IBUFGN) (type passive))
        (pin (num 8) (name DNC) (type NotConnected))
        (pin (num 9) (name OGND) (type passive))
        (pin (num 10) (name OUT) (type output))
        (pin (num 11) (name VEE) (type power_in))
        (pin (num 12) (name IGND) (type power_in))
        (pin (num 13) (name OBUFIN+) (type input))
        (pin (num 14) (name OBUFIN-) (type input))
        (pin (num 15) (name OBUFOUT) (type output))
        (pin (num 16) (name OBUFV+) (type power_in))
        (pin (num 17) (name IBUFV+) (type power_in))
        (pin (num 18) (name VCC) (type power_in))
        (pin (num 19) (name CCF) (type passive))
        (pin (num 20) (name CAVG) (type passive))))
    (libpart (lib project) (part CTRIM_Small)
      (description "Trimmable capacitor")
      (fields
        (field (name Reference) C)
        (field (name Value) CTRIM_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib project) (part LM339)
      (aliases
        (alias LMV339))
      (description "Quad Differential Comparators, DIP-14/SOIC-14/SSOP-14")
      (docs http://www.ti.com/lit/ds/symlink/lm339.pdf)
      (footprints
        (fp SOIC*3.9x8.7mm*P1.27mm*)
        (fp DIP*W7.62mm*)
        (fp TSSOP*4.4x5mm*P0.65mm*)
        (fp SSOP*5.3x6.2mm*P0.5mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) LM339))
      (pins
        (pin (num 1) (name ~) (type openCol))
        (pin (num 2) (name ~) (type openCol))
        (pin (num 3) (name V+) (type power_in))
        (pin (num 4) (name -) (type input))
        (pin (num 5) (name +) (type input))
        (pin (num 6) (name -) (type input))
        (pin (num 7) (name +) (type input))
        (pin (num 8) (name -) (type input))
        (pin (num 9) (name +) (type input))
        (pin (num 10) (name -) (type input))
        (pin (num 11) (name +) (type input))
        (pin (num 12) (name V-) (type power_in))
        (pin (num 13) (name ~) (type openCol))
        (pin (num 14) (name ~) (type openCol))))
    (libpart (lib project) (part Relay_SP2P)
      (description "Relay, single contact group, 2 pins, normally open")
      (docs ~)
      (footprints
        (fp Relay_*))
      (fields
        (field (name Reference) K)
        (field (name Value) Relay_SP2P))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 3) (name ~) (type passive))
        (pin (num 5) (name ~) (type passive))
        (pin (num 7) (name ~) (type passive))))
    (libpart (lib project) (part Relay_SP3P)
      (description "Relay, single contact group, 3 pins")
      (docs ~)
      (footprints
        (fp Relay_*))
      (fields
        (field (name Reference) K)
        (field (name Value) Relay_SP3P))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))
        (pin (num 3) (name ~) (type passive))
        (pin (num 4) (name ~) (type passive))
        (pin (num 5) (name ~) (type passive))))
    (libpart (lib project) (part ULN2003)
      (aliases
        (alias ULN2003A)
        (alias ULN2002)
        (alias ULN2002A)
        (alias ULN2004)
        (alias ULN2004A))
      (description "High Voltage, High Current Darlington Transistor Arrays, SOIC16/SOIC16W/DIP16/TSSOP16")
      (docs http://www.ti.com/lit/ds/symlink/uln2003a.pdf)
      (footprints
        (fp DIP*W7.62mm*)
        (fp SOIC*3.9x9.9mm*P1.27mm*)
        (fp SSOP*4.4x5.2mm*P0.65mm*)
        (fp TSSOP*4.4x5mm*P0.65mm*)
        (fp SOIC*W*5.3x10.2mm*P1.27mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) ULN2003))
      (pins
        (pin (num 1) (name I1) (type input))
        (pin (num 2) (name I2) (type input))
        (pin (num 3) (name I3) (type input))
        (pin (num 4) (name I4) (type input))
        (pin (num 5) (name I5) (type input))
        (pin (num 6) (name I6) (type input))
        (pin (num 7) (name I7) (type input))
        (pin (num 8) (name GND) (type power_in))
        (pin (num 9) (name COM) (type passive))
        (pin (num 10) (name O7) (type openCol))
        (pin (num 11) (name O6) (type openCol))
        (pin (num 12) (name O5) (type openCol))
        (pin (num 13) (name O4) (type openCol))
        (pin (num 14) (name O3) (type openCol))
        (pin (num 15) (name O2) (type openCol))
        (pin (num 16) (name O1) (type openCol)))))
  (libraries
    (library (logical 74xx)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/74xx.lib))
    (library (logical Amplifier_Operational)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/Amplifier_Operational.lib))
    (library (logical Connector)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/Connector.lib))
    (library (logical Connector_Generic)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/Connector_Generic.lib))
    (library (logical Device)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/Device.lib))
    (library (logical Mechanical)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/Mechanical.lib))
    (library (logical Transistor_BJT)
      (uri D:\Microcontrollers\Kicad5\share\kicad\library/Transistor_BJT.lib))
    (library (logical project)
      (uri D:\OSP\projects\Keithley1950/project.lib)))
  (nets
    (net (code 1) (name -15V)
      (node (ref C18) (pin 1))
      (node (ref C17) (pin 1))
      (node (ref U4) (pin 11))
      (node (ref U7) (pin 4))
      (node (ref C13) (pin 1))
      (node (ref U1) (pin 4))
      (node (ref C3) (pin 2))
      (node (ref U2) (pin 12))
      (node (ref R28) (pin 1))
      (node (ref J1) (pin 11))
      (node (ref J1) (pin 10)))
    (net (code 2) (name GNDA)
      (node (ref C5) (pin 1))
      (node (ref C14) (pin 1))
      (node (ref C11) (pin 1))
      (node (ref C12) (pin 2))
      (node (ref Q7) (pin 1))
      (node (ref Q8) (pin 1))
      (node (ref D6) (pin 2))
      (node (ref C2) (pin 2))
      (node (ref C3) (pin 1))
      (node (ref R2) (pin 2))
      (node (ref C4) (pin 2))
      (node (ref C15) (pin 1))
      (node (ref U6) (pin 8))
      (node (ref U4) (pin 12))
      (node (ref U5) (pin 8))
      (node (ref C16) (pin 1))
      (node (ref R19) (pin 1))
      (node (ref C17) (pin 2))
      (node (ref C18) (pin 2))
      (node (ref TP4) (pin 1))
      (node (ref U4) (pin 9))
      (node (ref C13) (pin 2))
      (node (ref C6) (pin 2))
      (node (ref D7) (pin 1))
      (node (ref U7) (pin 5))
      (node (ref J1) (pin 5))
      (node (ref J1) (pin 4))
      (node (ref U3) (pin 8))
      (node (ref U3) (pin 4))
      (node (ref U3) (pin 3))
      (node (ref U1) (pin 5))
      (node (ref J1) (pin 12)))
    (net (code 3) (name +15V)
      (node (ref U1) (pin 8))
      (node (ref C6) (pin 1))
      (node (ref C1) (pin 1))
      (node (ref C7) (pin 1))
      (node (ref C8) (pin 1))
      (node (ref C15) (pin 2))
      (node (ref J1) (pin 9))
      (node (ref J1) (pin 8))
      (node (ref U4) (pin 18))
      (node (ref U4) (pin 17))
      (node (ref U4) (pin 16))
      (node (ref U2) (pin 3))
      (node (ref C16) (pin 2))
      (node (ref U7) (pin 8)))
    (net (code 4) (name "Net-(H1-Pad1)")
      (node (ref H1) (pin 1)))
    (net (code 5) (name "Net-(H2-Pad1)")
      (node (ref H2) (pin 1)))
    (net (code 6) (name "Net-(H3-Pad1)")
      (node (ref H3) (pin 1)))
    (net (code 7) (name "Net-(U1-Pad6)")
      (node (ref U1) (pin 6))
      (node (ref U1) (pin 7)))
    (net (code 8) (name "Net-(U3-Pad10)")
      (node (ref U3) (pin 10)))
    (net (code 9) (name "Net-(U3-Pad11)")
      (node (ref U3) (pin 11)))
    (net (code 10) (name "Net-(U2-Pad10)")
      (node (ref U2) (pin 10))
      (node (ref U3) (pin 15)))
    (net (code 11) (name "Net-(U3-Pad7)")
      (node (ref U3) (pin 7)))
    (net (code 12) (name "Net-(U3-Pad9)")
      (node (ref U3) (pin 9)))
    (net (code 13) (name /AMPS_INP)
      (node (ref J2) (pin 3))
      (node (ref D1) (pin 2))
      (node (ref D2) (pin 1))
      (node (ref K1) (pin 7))
      (node (ref K3) (pin 3))
      (node (ref K2) (pin 7))
      (node (ref Q3) (pin 1))
      (node (ref Q1) (pin 1)))
    (net (code 14) (name /1K_EN)
      (node (ref Q1) (pin 3))
      (node (ref U2) (pin 13))
      (node (ref R4) (pin 2)))
    (net (code 15) (name "Net-(J1-Pad6)")
      (node (ref J1) (pin 7))
      (node (ref J1) (pin 6))
      (node (ref R13) (pin 1)))
    (net (code 16) (name /SHUNT_TRMS_SW)
      (node (ref U6) (pin 11))
      (node (ref U2) (pin 6))
      (node (ref U2) (pin 5)))
    (net (code 17) (name "Net-(R1-Pad2)")
      (node (ref U2) (pin 7))
      (node (ref U2) (pin 9))
      (node (ref U2) (pin 11))
      (node (ref R1) (pin 2))
      (node (ref R2) (pin 1))
      (node (ref U2) (pin 4)))
    (net (code 18) (name /100R_EN)
      (node (ref U2) (pin 14))
      (node (ref Q3) (pin 3))
      (node (ref R8) (pin 2)))
    (net (code 19) (name "Net-(U2-Pad8)")
      (node (ref U2) (pin 8))
      (node (ref U3) (pin 14)))
    (net (code 20) (name "Net-(R4-Pad1)")
      (node (ref U1) (pin 2))
      (node (ref R8) (pin 1))
      (node (ref R4) (pin 1))
      (node (ref U1) (pin 1)))
    (net (code 21) (name "Net-(K3-Pad4)")
      (node (ref K3) (pin 4)))
    (net (code 22) (name "Net-(C10-Pad1)")
      (node (ref R19) (pin 2))
      (node (ref U4) (pin 6))
      (node (ref C10) (pin 1)))
    (net (code 23) (name "Net-(C9-Pad2)")
      (node (ref C9) (pin 2))
      (node (ref U4) (pin 5))
      (node (ref U4) (pin 4)))
    (net (code 24) (name "Net-(C12-Pad1)")
      (node (ref U4) (pin 10))
      (node (ref C12) (pin 1))
      (node (ref U4) (pin 13)))
    (net (code 25) (name /TRMS_DC_SIGNAL)
      (node (ref TP2) (pin 1))
      (node (ref U4) (pin 14))
      (node (ref U4) (pin 15))
      (node (ref Q4) (pin 1)))
    (net (code 26) (name "Net-(C7-Pad2)")
      (node (ref U4) (pin 20))
      (node (ref C7) (pin 2)))
    (net (code 27) (name "Net-(C8-Pad2)")
      (node (ref C8) (pin 2))
      (node (ref U4) (pin 19)))
    (net (code 28) (name "Net-(C9-Pad1)")
      (node (ref U4) (pin 3))
      (node (ref C9) (pin 1)))
    (net (code 29) (name "Net-(R16-Pad1)")
      (node (ref U3) (pin 13))
      (node (ref R16) (pin 1)))
    (net (code 30) (name "Net-(Q6-Pad1)")
      (node (ref R18) (pin 1))
      (node (ref Q6) (pin 1)))
    (net (code 31) (name "Net-(R18-Pad2)")
      (node (ref R18) (pin 2))
      (node (ref U3) (pin 12)))
    (net (code 32) (name /TRMS_GAIN_SW)
      (node (ref U6) (pin 4))
      (node (ref R27) (pin 1)))
    (net (code 33) (name "Net-(C22-Pad1)")
      (node (ref Q7) (pin 2))
      (node (ref R23) (pin 1))
      (node (ref C22) (pin 1))
      (node (ref R24) (pin 1)))
    (net (code 34) (name "Net-(U4-Pad1)")
      (node (ref U4) (pin 1)))
    (net (code 35) (name "Net-(U5-Pad3)")
      (node (ref U5) (pin 3))
      (node (ref U6) (pin 5)))
    (net (code 36) (name "Net-(U6-Pad9)")
      (node (ref U6) (pin 9)))
    (net (code 37) (name "Net-(U5-Pad1)")
      (node (ref U6) (pin 12))
      (node (ref U5) (pin 2))
      (node (ref U5) (pin 1)))
    (net (code 38) (name "Net-(K3-Pad5)")
      (node (ref K3) (pin 5))
      (node (ref U5) (pin 12)))
    (net (code 39) (name "Net-(U5-Pad4)")
      (node (ref U6) (pin 6))
      (node (ref U5) (pin 4)))
    (net (code 40) (name "Net-(Q6-Pad3)")
      (node (ref Q6) (pin 3))
      (node (ref U5) (pin 6)))
    (net (code 41) (name "Net-(Q5-Pad1)")
      (node (ref R16) (pin 2))
      (node (ref Q5) (pin 1)))
    (net (code 42) (name "Net-(Q5-Pad3)")
      (node (ref Q5) (pin 3))
      (node (ref U5) (pin 7)))
    (net (code 43) (name "Net-(R14-Pad2)")
      (node (ref R15) (pin 1))
      (node (ref R14) (pin 2)))
    (net (code 44) (name "Net-(R10-Pad2)")
      (node (ref R10) (pin 2))
      (node (ref R12) (pin 1)))
    (net (code 45) (name "Net-(R6-Pad2)")
      (node (ref R6) (pin 2))
      (node (ref R9) (pin 1)))
    (net (code 46) (name "Net-(R3-Pad2)")
      (node (ref R5) (pin 1))
      (node (ref R3) (pin 2)))
    (net (code 47) (name "Net-(U4-Pad7)")
      (node (ref U4) (pin 7)))
    (net (code 48) (name "Net-(U4-Pad8)")
      (node (ref U4) (pin 8)))
    (net (code 49) (name "Net-(U4-Pad2)")
      (node (ref U4) (pin 2)))
    (net (code 50) (name "Net-(C20-Pad2)")
      (node (ref K5) (pin 1))
      (node (ref C20) (pin 2))
      (node (ref R22) (pin 2)))
    (net (code 51) (name "Net-(C19-Pad2)")
      (node (ref C19) (pin 2))
      (node (ref K4) (pin 1))
      (node (ref R20) (pin 2)))
    (net (code 52) (name "Net-(K6-Pad3)")
      (node (ref K6) (pin 3))
      (node (ref K7) (pin 3)))
    (net (code 53) (name /INPUT_LO)
      (node (ref J2) (pin 1))
      (node (ref J2) (pin 2))
      (node (ref D5) (pin 1))
      (node (ref D4) (pin 2))
      (node (ref R17) (pin 2)))
    (net (code 54) (name "Net-(D2-Pad2)")
      (node (ref D3) (pin 1))
      (node (ref D5) (pin 2))
      (node (ref D2) (pin 2)))
    (net (code 55) (name "Net-(D1-Pad1)")
      (node (ref D3) (pin 2))
      (node (ref D4) (pin 1))
      (node (ref D1) (pin 1)))
    (net (code 56) (name "Net-(K2-Pad1)")
      (node (ref K2) (pin 1))
      (node (ref R14) (pin 1))
      (node (ref R12) (pin 2)))
    (net (code 57) (name "Net-(K3-Pad1)")
      (node (ref K3) (pin 1))
      (node (ref R17) (pin 1))
      (node (ref R15) (pin 2)))
    (net (code 58) (name "Net-(Q8-Pad2)")
      (node (ref Q8) (pin 2))
      (node (ref R27) (pin 2)))
    (net (code 59) (name "Net-(K5-Pad5)")
      (node (ref K5) (pin 5))
      (node (ref U5) (pin 14)))
    (net (code 60) (name "Net-(K4-Pad5)")
      (node (ref U5) (pin 13))
      (node (ref K4) (pin 5)))
    (net (code 61) (name "Net-(K2-Pad5)")
      (node (ref U5) (pin 11))
      (node (ref K2) (pin 5)))
    (net (code 62) (name "Net-(K1-Pad5)")
      (node (ref K1) (pin 5))
      (node (ref U5) (pin 10)))
    (net (code 63) (name "Net-(K7-Pad5)")
      (node (ref U5) (pin 16))
      (node (ref K7) (pin 5)))
    (net (code 64) (name "Net-(K6-Pad5)")
      (node (ref K6) (pin 5))
      (node (ref U5) (pin 15)))
    (net (code 65) (name "Net-(C19-Pad1)")
      (node (ref C24) (pin 2))
      (node (ref C20) (pin 1))
      (node (ref R22) (pin 1))
      (node (ref U7) (pin 7))
      (node (ref U7) (pin 3))
      (node (ref R20) (pin 1))
      (node (ref C19) (pin 1))
      (node (ref R26) (pin 1)))
    (net (code 66) (name "Net-(C21-Pad2)")
      (node (ref U7) (pin 6))
      (node (ref C21) (pin 2))
      (node (ref K5) (pin 7))
      (node (ref R25) (pin 2))
      (node (ref R26) (pin 2))
      (node (ref K4) (pin 7))
      (node (ref D7) (pin 2))
      (node (ref D6) (pin 1))
      (node (ref C24) (pin 1)))
    (net (code 67) (name "Net-(K1-Pad1)")
      (node (ref R10) (pin 1))
      (node (ref R9) (pin 2))
      (node (ref K1) (pin 1)))
    (net (code 68) (name "Net-(U6-Pad10)")
      (node (ref U6) (pin 10)))
    (net (code 69) (name "Net-(U3-Pad1)")
      (node (ref U3) (pin 1))
      (node (ref U6) (pin 13)))
    (net (code 70) (name "Net-(U3-Pad2)")
      (node (ref U3) (pin 2))
      (node (ref U6) (pin 14)))
    (net (code 71) (name "Net-(Q3-Pad2)")
      (node (ref R6) (pin 1))
      (node (ref Q3) (pin 2))
      (node (ref R5) (pin 2)))
    (net (code 72) (name "Net-(C21-Pad1)")
      (node (ref C21) (pin 1))
      (node (ref C23) (pin 1))
      (node (ref R25) (pin 1)))
    (net (code 73) (name "Net-(C22-Pad2)")
      (node (ref R21) (pin 1))
      (node (ref R24) (pin 2))
      (node (ref C22) (pin 2))
      (node (ref U7) (pin 2)))
    (net (code 74) (name "Net-(Q7-Pad3)")
      (node (ref R28) (pin 2))
      (node (ref Q7) (pin 3))
      (node (ref Q8) (pin 3)))
    (net (code 75) (name "Net-(C23-Pad2)")
      (node (ref C23) (pin 2))
      (node (ref K7) (pin 1)))
    (net (code 76) (name /SHUNT_SIGNAL)
      (node (ref C4) (pin 1))
      (node (ref TP1) (pin 1))
      (node (ref R3) (pin 1))
      (node (ref Q1) (pin 2))
      (node (ref Q2) (pin 1))
      (node (ref U1) (pin 3))
      (node (ref K7) (pin 4)))
    (net (code 77) (name +5V)
      (node (ref U3) (pin 16))
      (node (ref K3) (pin 2))
      (node (ref U6) (pin 16))
      (node (ref C14) (pin 2))
      (node (ref C11) (pin 2))
      (node (ref Q6) (pin 2))
      (node (ref C5) (pin 2))
      (node (ref U3) (pin 6))
      (node (ref K6) (pin 2))
      (node (ref C2) (pin 1))
      (node (ref C1) (pin 2))
      (node (ref Q5) (pin 2))
      (node (ref K7) (pin 2))
      (node (ref K1) (pin 3))
      (node (ref U5) (pin 9))
      (node (ref R13) (pin 2))
      (node (ref K5) (pin 3))
      (node (ref K4) (pin 3))
      (node (ref K2) (pin 3))
      (node (ref R1) (pin 1))
      (node (ref U6) (pin 15)))
    (net (code 78) (name /RETURN)
      (node (ref K6) (pin 4))
      (node (ref J3) (pin 1)))
    (net (code 79) (name /DCAC-HI)
      (node (ref J3) (pin 2))
      (node (ref K6) (pin 1)))
    (net (code 80) (name "Net-(U3-Pad5)")
      (node (ref U6) (pin 7))
      (node (ref U3) (pin 5))
      (node (ref U5) (pin 5)))
    (net (code 81) (name "Net-(C10-Pad2)")
      (node (ref C10) (pin 2))
      (node (ref TP3) (pin 1))
      (node (ref U7) (pin 1))
      (node (ref R21) (pin 2))
      (node (ref R23) (pin 2)))
    (net (code 82) (name "Net-(Q4-Pad3)")
      (node (ref R11) (pin 2))
      (node (ref Q4) (pin 3))
      (node (ref U2) (pin 1)))
    (net (code 83) (name "Net-(Q2-Pad3)")
      (node (ref R7) (pin 2))
      (node (ref Q2) (pin 3))
      (node (ref U2) (pin 2)))
    (net (code 84) (name /SIGNAL_OUTPUT)
      (node (ref Q4) (pin 2))
      (node (ref Q2) (pin 2))
      (node (ref J1) (pin 14)))
    (net (code 85) (name /SIGNAL_GUARD)
      (node (ref R11) (pin 1))
      (node (ref R7) (pin 1))
      (node (ref J1) (pin 13)))
    (net (code 86) (name /CLOCK)
      (node (ref J1) (pin 3))
      (node (ref U6) (pin 3)))
    (net (code 87) (name /DATA)
      (node (ref U6) (pin 2))
      (node (ref J1) (pin 2)))
    (net (code 88) (name /STROBE)
      (node (ref J1) (pin 1))
      (node (ref U6) (pin 1)))))