Diamondback_Terrapin.xml
<?xml version="1.0" encoding="UTF-8"?>
<export version="D">
  <design>
    <source>/Users/ender/Documents/Diamondback_Terrapin/Diamondback_Terrapin.sch</source>
    <date>Sunday, June 14, 2020 at 10:25:11 AM</date>
    <tool>Eeschema (5.1.5-0-10_14)</tool>
    <sheet number="1" name="/" tstamps="/">
      <title_block>
        <title>Diamondback Tarrapin (DT+)</title>
        <company>DrT Labs</company>
        <rev>1</rev>
        <date>2020-03-29</date>
        <source>Diamondback_Terrapin.sch</source>
        <comment number="1" value=""/>
        <comment number="2" value=""/>
        <comment number="3" value=""/>
        <comment number="4" value=""/>
      </title_block>
    </sheet>
  </design>
  <components>
    <comp ref="Mix1">
      <value>10 K</value>
      <footprint>Potentiometer_THT:Potentiometer_Vishay_248GJ-249GJ_Single_Vertical</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_POT" description="Potentiometer"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E819AF3</tstamp>
    </comp>
    <comp ref="C1">
      <value>1 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E872D13</tstamp>
    </comp>
    <comp ref="R1">
      <value>220 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E87443C</tstamp>
    </comp>
    <comp ref="R2">
      <value>220 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E874721</tstamp>
    </comp>
    <comp ref="V2">
      <value>V-</value>
      <footprint>MountingHole:MountingHole_2.2mm_M2_DIN965_Pad</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Mechanical" part="MountingHole_Pad" description="Mounting Hole with connection"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E92F07B</tstamp>
    </comp>
    <comp ref="C7">
      <value>0.001 uf</value>
      <footprint>Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E943325</tstamp>
    </comp>
    <comp ref="+Gain1">
      <value>1 M</value>
      <footprint>Potentiometer_THT:Potentiometer_Vishay_248GJ-249GJ_Single_Vertical</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_POT" description="Potentiometer"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E9C96F2</tstamp>
    </comp>
    <comp ref="C5">
      <value>0.22 uf</value>
      <footprint>Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E9D25DC</tstamp>
    </comp>
    <comp ref="R9">
      <value>1 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E9D3E3B</tstamp>
    </comp>
    <comp ref="8avGain1">
      <value>1 M</value>
      <footprint>Potentiometer_THT:Potentiometer_Vishay_248GJ-249GJ_Single_Vertical</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_POT" description="Potentiometer"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA19EFD</tstamp>
    </comp>
    <comp ref="C9">
      <value>10 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA4F354</tstamp>
    </comp>
    <comp ref="D3">
      <value>1N270</value>
      <footprint>Diode_THT:D_DO-34_SOD68_P7.62mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="D" description="Diode"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA52FB1</tstamp>
    </comp>
    <comp ref="R10">
      <value>10 k</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA82462</tstamp>
    </comp>
    <comp ref="R4">
      <value>4.7 k</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA82DD7</tstamp>
    </comp>
    <comp ref="C10">
      <value>10 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EAA6502</tstamp>
    </comp>
    <comp ref="D4">
      <value>1N270</value>
      <footprint>Diode_THT:D_DO-34_SOD68_P7.62mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="D" description="Diode"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EAA6BF1</tstamp>
    </comp>
    <comp ref="R14">
      <value>100 k</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EAC1F9B</tstamp>
    </comp>
    <comp ref="R18">
      <value>22 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EADB182</tstamp>
    </comp>
    <comp ref="R17">
      <value>22 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA5193B</tstamp>
    </comp>
    <comp ref="R12">
      <value>15 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB017A0</tstamp>
    </comp>
    <comp ref="R7">
      <value>15 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB01E4E</tstamp>
    </comp>
    <comp ref="C2">
      <value>1 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB0E3D8</tstamp>
    </comp>
    <comp ref="C8">
      <value>1 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB0ED9C</tstamp>
    </comp>
    <comp ref="R5">
      <value>15 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB1DEF6</tstamp>
    </comp>
    <comp ref="R8">
      <value>50 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB80566</tstamp>
    </comp>
    <comp ref="Out1">
      <value>Out</value>
      <footprint>MountingHole:MountingHole_2.2mm_M2_DIN965_Pad</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Mechanical" part="MountingHole_Pad" description="Mounting Hole with connection"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E93DE64</tstamp>
    </comp>
    <comp ref="R16">
      <value>1 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA2A8F2</tstamp>
    </comp>
    <comp ref="V1">
      <value>V+</value>
      <footprint>MountingHole:MountingHole_2.2mm_M2_DIN965_Pad</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Mechanical" part="MountingHole_Pad" description="Mounting Hole with connection"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E92DAB0</tstamp>
    </comp>
    <comp ref="R11">
      <value>10 k</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA95B80</tstamp>
    </comp>
    <comp ref="R15">
      <value>15 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB1E705</tstamp>
    </comp>
    <comp ref="C3">
      <value>1 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EE6FBFF</tstamp>
    </comp>
    <comp ref="D1">
      <value>1n34a</value>
      <footprint>Diode_THT:D_DO-34_SOD68_P7.62mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="D" description="Diode"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EE74D2D</tstamp>
    </comp>
    <comp ref="D2">
      <value>1n34a</value>
      <footprint>Diode_THT:D_DO-34_SOD68_P7.62mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="D" description="Diode"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EE78829</tstamp>
    </comp>
    <comp ref="Level1">
      <value>50 K</value>
      <footprint>Potentiometer_THT:Potentiometer_Vishay_248GJ-249GJ_Single_Vertical</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R_POT" description="Potentiometer"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5F059300</tstamp>
    </comp>
    <comp ref="R13">
      <value>1 M</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EA881A3</tstamp>
    </comp>
    <comp ref="C11">
      <value>100 uf</value>
      <footprint>Capacitor_THT:CP_Radial_D6.3mm_P2.50mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="CP1" description="Polarized capacitor, US symbol"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB69701</tstamp>
    </comp>
    <comp ref="C6">
      <value>0.22 uf</value>
      <footprint>Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EB7CACE</tstamp>
    </comp>
    <comp ref="U3">
      <value>TL072</value>
      <footprint>Package_DIP:DIP-8_W7.62mm</footprint>
      <datasheet>http://www.ti.com/lit/ds/symlink/tl071.pdf</datasheet>
      <libsource lib="Amplifier_Operational" part="TL072" description="Dual Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5EBD7DB3</tstamp>
    </comp>
    <comp ref="U2">
      <value>TL072</value>
      <footprint>Package_DIP:DIP-8_W7.62mm</footprint>
      <datasheet>http://www.ti.com/lit/ds/symlink/tl071.pdf</datasheet>
      <libsource lib="Amplifier_Operational" part="TL072" description="Dual Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5ECCBABE</tstamp>
    </comp>
    <comp ref="U1">
      <value>TL071</value>
      <footprint>Package_DIP:DIP-8_W7.62mm</footprint>
      <datasheet>http://www.ti.com/lit/ds/symlink/tl071.pdf</datasheet>
      <libsource lib="Amplifier_Operational" part="TL071" description="Single Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5ECC82A4</tstamp>
    </comp>
    <comp ref="In1">
      <value>In</value>
      <footprint>MountingHole:MountingHole_2.2mm_M2_DIN965_Pad</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Mechanical" part="MountingHole_Pad" description="Mounting Hole with connection"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E9369E2</tstamp>
    </comp>
    <comp ref="C4">
      <value>0.01 uf</value>
      <footprint>Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="C" description="Unpolarized capacitor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5F007F2A</tstamp>
    </comp>
    <comp ref="R3">
      <value>4.7 k</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5F008F1F</tstamp>
    </comp>
    <comp ref="R6">
      <value>10 K</value>
      <footprint>Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal</footprint>
      <datasheet>~</datasheet>
      <libsource lib="Device" part="R" description="Resistor"/>
      <sheetpath names="/" tstamps="/"/>
      <tstamp>5E77D097</tstamp>
    </comp>
  </components>
  <libparts>
    <libpart lib="Amplifier_Operational" part="LM2904">
      <aliases>
        <alias>LM358</alias>
        <alias>AD8620</alias>
        <alias>LMC6062</alias>
        <alias>LMC6082</alias>
        <alias>TL062</alias>
        <alias>TL072</alias>
        <alias>TL082</alias>
        <alias>NE5532</alias>
        <alias>SA5532</alias>
        <alias>RC4558</alias>
        <alias>RC4560</alias>
        <alias>RC4580</alias>
        <alias>LMV358</alias>
        <alias>TS912</alias>
        <alias>TSV912IDT</alias>
        <alias>TSV912IST</alias>
        <alias>TLC272</alias>
        <alias>TLC277</alias>
        <alias>MCP602</alias>
        <alias>OPA1678</alias>
        <alias>OPA2134</alias>
        <alias>OPA2340</alias>
        <alias>OPA2376xxD</alias>
        <alias>OPA2376xxDGK</alias>
        <alias>MC33078</alias>
        <alias>MC33178</alias>
        <alias>LM4562</alias>
        <alias>OP249</alias>
        <alias>OP275</alias>
        <alias>ADA4075-2</alias>
        <alias>MCP6002-xP</alias>
        <alias>MCP6002-xSN</alias>
        <alias>MCP6002-xMS</alias>
        <alias>LM7332</alias>
        <alias>OPA2333xxD</alias>
        <alias>OPA2333xxDGK</alias>
        <alias>LMC6482</alias>
        <alias>LT1492</alias>
        <alias>LTC6081xMS8</alias>
        <alias>LM6172</alias>
        <alias>MCP6L92</alias>
        <alias>NJM2043</alias>
        <alias>NJM2114</alias>
        <alias>NJM4556A</alias>
        <alias>NJM4558</alias>
        <alias>NJM4559</alias>
        <alias>NJM4560</alias>
        <alias>NJM4580</alias>
        <alias>NJM5532</alias>
        <alias>ADA4807-2ARM</alias>
        <alias>OPA2691</alias>
        <alias>LT6234</alias>
        <alias>OPA2356xxD</alias>
        <alias>OPA2356xxDGK</alias>
        <alias>OPA1612AxD</alias>
        <alias>MC33172</alias>
        <alias>OPA1602</alias>
        <alias>TLV2372</alias>
        <alias>LT6237</alias>
        <alias>OPA2277</alias>
      </aliases>
      <description>Dual Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8</description>
      <docs>http://www.ti.com/lit/ds/symlink/lm358.pdf</docs>
      <footprints>
        <fp>SOIC*3.9x4.9mm*P1.27mm*</fp>
        <fp>DIP*W7.62mm*</fp>
        <fp>TO*99*</fp>
        <fp>OnSemi*Micro8*</fp>
        <fp>TSSOP*3x3mm*P0.65mm*</fp>
        <fp>TSSOP*4.4x3mm*P0.65mm*</fp>
        <fp>MSOP*3x3mm*P0.65mm*</fp>
        <fp>SSOP*3.9x4.9mm*P0.635mm*</fp>
        <fp>LFCSP*2x2mm*P0.5mm*</fp>
        <fp>*SIP*</fp>
        <fp>SOIC*5.3x6.2mm*P1.27mm*</fp>
      </footprints>
      <fields>
        <field name="Reference">U</field>
        <field name="Value">LM2904</field>
      </fields>
      <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"/>
      </pins>
    </libpart>
    <libpart lib="Amplifier_Operational" part="LM741">
      <aliases>
        <alias>AD8610</alias>
        <alias>LF155</alias>
        <alias>LF156</alias>
        <alias>LF256</alias>
        <alias>LF257</alias>
        <alias>LF355</alias>
        <alias>LF356</alias>
        <alias>LF357</alias>
        <alias>TL081</alias>
        <alias>TL061</alias>
        <alias>TL071</alias>
      </aliases>
      <description>Operational Amplifier, DIP-8/TO-99-8</description>
      <docs>http://www.ti.com/lit/ds/symlink/lm741.pdf</docs>
      <footprints>
        <fp>SOIC*3.9x4.9mm*P1.27mm*</fp>
        <fp>DIP*W7.62mm*</fp>
        <fp>TSSOP*3x3mm*P0.65mm*</fp>
      </footprints>
      <fields>
        <field name="Reference">U</field>
        <field name="Value">LM741</field>
      </fields>
      <pins>
        <pin num="1" name="NULL" type="input"/>
        <pin num="2" name="-" type="input"/>
        <pin num="3" name="+" type="input"/>
        <pin num="4" name="V-" type="power_in"/>
        <pin num="5" name="NULL" type="input"/>
        <pin num="6" name="~" type="output"/>
        <pin num="7" name="V+" type="power_in"/>
        <pin num="8" name="NC" type="NotConnected"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="C">
      <description>Unpolarized capacitor</description>
      <docs>~</docs>
      <footprints>
        <fp>C_*</fp>
      </footprints>
      <fields>
        <field name="Reference">C</field>
        <field name="Value">C</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="CP1">
      <description>Polarized capacitor, US symbol</description>
      <docs>~</docs>
      <footprints>
        <fp>CP_*</fp>
      </footprints>
      <fields>
        <field name="Reference">C</field>
        <field name="Value">CP1</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="D">
      <description>Diode</description>
      <docs>~</docs>
      <footprints>
        <fp>TO-???*</fp>
        <fp>*_Diode_*</fp>
        <fp>*SingleDiode*</fp>
        <fp>D_*</fp>
      </footprints>
      <fields>
        <field name="Reference">D</field>
        <field name="Value">D</field>
      </fields>
      <pins>
        <pin num="1" name="K" type="passive"/>
        <pin num="2" name="A" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="R">
      <description>Resistor</description>
      <docs>~</docs>
      <footprints>
        <fp>R_*</fp>
      </footprints>
      <fields>
        <field name="Reference">R</field>
        <field name="Value">R</field>
      </fields>
      <pins>
        <pin num="1" name="~" type="passive"/>
        <pin num="2" name="~" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Device" part="R_POT">
      <description>Potentiometer</description>
      <docs>~</docs>
      <footprints>
        <fp>Potentiometer*</fp>
      </footprints>
      <fields>
        <field name="Reference">RV</field>
        <field name="Value">R_POT</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="passive"/>
        <pin num="2" name="2" type="passive"/>
        <pin num="3" name="3" type="passive"/>
      </pins>
    </libpart>
    <libpart lib="Mechanical" part="MountingHole_Pad">
      <description>Mounting Hole with connection</description>
      <docs>~</docs>
      <footprints>
        <fp>MountingHole*Pad*</fp>
      </footprints>
      <fields>
        <field name="Reference">H</field>
        <field name="Value">MountingHole_Pad</field>
      </fields>
      <pins>
        <pin num="1" name="1" type="input"/>
      </pins>
    </libpart>
  </libparts>
  <libraries>
    <library logical="Amplifier_Operational">
      <uri>/Library/Application Support/kicad/library/Amplifier_Operational.lib</uri>
    </library>
    <library logical="Device">
      <uri>/Library/Application Support/kicad/library/Device.lib</uri>
    </library>
    <library logical="Mechanical">
      <uri>/Library/Application Support/kicad/library/Mechanical.lib</uri>
    </library>
  </libraries>
  <nets>
    <net code="1" name="Net-(Mix1-Pad3)">
      <node ref="R12" pin="1"/>
      <node ref="Mix1" pin="3"/>
      <node ref="R15" pin="1"/>
    </net>
    <net code="2" name="Net-(C5-Pad1)">
      <node ref="R9" pin="2"/>
      <node ref="C5" pin="1"/>
    </net>
    <net code="3" name="Net-(+Gain1-Pad3)">
      <node ref="U2" pin="2"/>
      <node ref="C5" pin="2"/>
      <node ref="+Gain1" pin="3"/>
    </net>
    <net code="4" name="Net-(8avGain1-Pad3)">
      <node ref="C11" pin="1"/>
      <node ref="8avGain1" pin="3"/>
      <node ref="U2" pin="6"/>
    </net>
    <net code="5" name="Net-(R10-Pad1)">
      <node ref="R10" pin="1"/>
      <node ref="U3" pin="2"/>
      <node ref="R11" pin="2"/>
    </net>
    <net code="6" name="Net-(8avGain1-Pad1)">
      <node ref="U2" pin="7"/>
      <node ref="8avGain1" pin="1"/>
      <node ref="8avGain1" pin="2"/>
      <node ref="R10" pin="2"/>
      <node ref="C9" pin="1"/>
    </net>
    <net code="7" name="Net-(R4-Pad1)">
      <node ref="R4" pin="1"/>
      <node ref="U3" pin="3"/>
    </net>
    <net code="8" name="Net-(C10-Pad1)">
      <node ref="U3" pin="1"/>
      <node ref="C10" pin="1"/>
      <node ref="R11" pin="1"/>
    </net>
    <net code="9" name="Net-(C1-Pad1)">
      <node ref="V1" pin="1"/>
      <node ref="R1" pin="1"/>
      <node ref="U2" pin="8"/>
      <node ref="U1" pin="7"/>
      <node ref="C1" pin="1"/>
      <node ref="R14" pin="2"/>
      <node ref="U3" pin="8"/>
    </net>
    <net code="10" name="Net-(C10-Pad2)">
      <node ref="C10" pin="2"/>
      <node ref="R18" pin="2"/>
      <node ref="D4" pin="1"/>
    </net>
    <net code="11" name="Net-(C9-Pad2)">
      <node ref="C9" pin="2"/>
      <node ref="D3" pin="1"/>
      <node ref="R17" pin="2"/>
    </net>
    <net code="12" name="Net-(C2-Pad2)">
      <node ref="R5" pin="2"/>
      <node ref="C2" pin="2"/>
    </net>
    <net code="13" name="Net-(C8-Pad1)">
      <node ref="C8" pin="1"/>
      <node ref="R14" pin="1"/>
      <node ref="D4" pin="2"/>
      <node ref="D3" pin="2"/>
    </net>
    <net code="14" name="Net-(C8-Pad2)">
      <node ref="C8" pin="2"/>
      <node ref="R15" pin="2"/>
    </net>
    <net code="15" name="Net-(Mix1-Pad1)">
      <node ref="R5" pin="1"/>
      <node ref="Mix1" pin="1"/>
      <node ref="R7" pin="1"/>
    </net>
    <net code="16" name="Net-(C3-Pad1)">
      <node ref="U3" pin="7"/>
      <node ref="R8" pin="2"/>
      <node ref="C3" pin="1"/>
    </net>
    <net code="17" name="Net-(C11-Pad2)">
      <node ref="R16" pin="2"/>
      <node ref="C11" pin="2"/>
    </net>
    <net code="18" name="Net-(C3-Pad2)">
      <node ref="C3" pin="2"/>
      <node ref="D1" pin="2"/>
      <node ref="D2" pin="1"/>
      <node ref="Level1" pin="1"/>
    </net>
    <net code="19" name="Net-(Level1-Pad2)">
      <node ref="Level1" pin="2"/>
      <node ref="Out1" pin="1"/>
    </net>
    <net code="20" name="GND">
      <node ref="R16" pin="1"/>
      <node ref="U3" pin="4"/>
      <node ref="D1" pin="1"/>
      <node ref="Mix1" pin="2"/>
      <node ref="D2" pin="2"/>
      <node ref="C1" pin="2"/>
      <node ref="Level1" pin="3"/>
      <node ref="R2" pin="2"/>
      <node ref="R13" pin="1"/>
      <node ref="R17" pin="1"/>
      <node ref="R18" pin="1"/>
      <node ref="U3" pin="5"/>
      <node ref="U2" pin="4"/>
      <node ref="R9" pin="1"/>
      <node ref="V2" pin="1"/>
      <node ref="C7" pin="1"/>
      <node ref="U1" pin="4"/>
    </net>
    <net code="21" name="Net-(C6-Pad1)">
      <node ref="R7" pin="2"/>
      <node ref="C6" pin="1"/>
      <node ref="R12" pin="2"/>
      <node ref="R8" pin="1"/>
    </net>
    <net code="22" name="Net-(C6-Pad2)">
      <node ref="U3" pin="6"/>
      <node ref="C6" pin="2"/>
    </net>
    <net code="23" name="Net-(+Gain1-Pad1)">
      <node ref="+Gain1" pin="2"/>
      <node ref="U2" pin="1"/>
      <node ref="+Gain1" pin="1"/>
      <node ref="C2" pin="1"/>
    </net>
    <net code="24" name="Net-(U1-Pad1)">
      <node ref="U1" pin="1"/>
    </net>
    <net code="25" name="Net-(U1-Pad5)">
      <node ref="U1" pin="5"/>
    </net>
    <net code="26" name="Net-(U1-Pad2)">
      <node ref="U2" pin="5"/>
      <node ref="U2" pin="3"/>
      <node ref="U1" pin="2"/>
      <node ref="U1" pin="6"/>
    </net>
    <net code="27" name="Net-(U1-Pad8)">
      <node ref="U1" pin="8"/>
    </net>
    <net code="28" name="Net-(In1-Pad1)">
      <node ref="In1" pin="1"/>
      <node ref="R6" pin="2"/>
    </net>
    <net code="29" name="Net-(C4-Pad2)">
      <node ref="U1" pin="3"/>
      <node ref="R3" pin="1"/>
      <node ref="C4" pin="2"/>
    </net>
    <net code="30" name="Net-(R1-Pad2)">
      <node ref="R3" pin="2"/>
      <node ref="R2" pin="1"/>
      <node ref="R1" pin="2"/>
      <node ref="R4" pin="2"/>
    </net>
    <net code="31" name="Net-(C4-Pad1)">
      <node ref="C4" pin="1"/>
      <node ref="R13" pin="2"/>
      <node ref="R6" pin="1"/>
      <node ref="C7" pin="2"/>
    </net>
  </nets>
</export>