<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="8.3.2">
<drawing>
<board>
<plain>
<wire x1="23.622" y1="13.97" x2="22.65589375" y2="15.0089125" width="0" layer="20"/>
<wire x1="22.65589375" y1="15.0089125" x2="18.956175" y2="16.508678125" width="0" layer="20" curve="47.116539"/>
<wire x1="18.956175" y1="16.508678125" x2="9.4256875" y2="16.50105" width="0" layer="20"/>
<wire x1="9.4256875" y1="16.50105" x2="3.17501875" y2="14.254803125" width="0" layer="20" curve="48.979825"/>
<wire x1="3.17501875" y1="14.254803125" x2="2.34353125" y2="13.103821875" width="0" layer="20"/>
<wire x1="2.34353125" y1="13.103821875" x2="0" y2="4.796925" width="0" layer="20" curve="40.959011"/>
<wire x1="0" y1="4.796925" x2="1.778" y2="2.032" width="0" layer="20"/>
<wire x1="1.778" y1="2.032" x2="1.778" y2="1.2210125" width="0" layer="20"/>
<wire x1="1.778" y1="1.2210125" x2="2.744771875" y2="0.291959375" width="0" layer="20" curve="90.725216"/>
<wire x1="2.744771875" y1="0.291959375" x2="18.47695625" y2="0.233884375" width="0" layer="20"/>
<wire x1="18.47695625" y1="0.233884375" x2="22.14054375" y2="2.201309375" width="0" layer="20" curve="47.509728"/>
<wire x1="22.14054375" y1="2.201309375" x2="22.58298125" y2="2.69673125" width="0" layer="20"/>
<wire x1="22.58298125" y1="2.69673125" x2="24.054" y2="7.087046875" width="0" layer="20" curve="41.766517"/>
<wire x1="24.054" y1="7.087046875" x2="24.054" y2="12.31385" width="0" layer="20"/>
<wire x1="24.054" y1="12.31385" x2="23.622" y2="13.97" width="0" layer="20" curve="45"/>
<circle x="2.54" y="7.366" radius="0.254" width="0.1524" layer="20"/>
<circle x="2.54" y="5.334" radius="0.254" width="0.1524" layer="20"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="SOT23-5">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;, 5 lead</description>
</package>
<package name="LED1206">
<description>LED 1206 pads (standard pattern)</description>
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="ELECTRET_2742PBJ-A">
</package>
</packages>
</library>
<library name="testpad">
<description>&lt;b&gt;Test Pins/Pads&lt;/b&gt;&lt;p&gt;
Cream on SMD OFF.&lt;br&gt;
new: Attribute TP_SIGNAL_NAME&lt;br&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TP17R">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
<package name="B1,27">
<description>&lt;b&gt;TEST PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="0.1UF" library="fab" package="C1206" value="CAP-US1206"/>
<element name="18(A1)" library="testpad" package="B1,27" value="TPB1,27">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="19(A0)" library="testpad" package="B1,27" value="TPB1,27">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="1UF" library="fab" package="C1206" value="CAP-US1206"/>
<element name="AD8615" library="fab" package="SOT23-5" value="OPAMPSOT23-5"/>
<element name="C3(1UF)" library="fab" package="C1206" value="CAP-US1206"/>
<element name="GREEN" library="fab" package="LED1206" value="LED"/>
<element name="PIN5" library="testpad" package="B1,27" value="TPB1,27">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="PIN7" library="testpad" package="B1,27" value="TPB1,27">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="R1" library="fab" package="R1206" value="10k"/>
<element name="R2" library="fab" package="R1206" value="10k"/>
<element name="R3" library="fab" package="R1206" value="10k"/>
<element name="R4" library="fab" package="R1206" value="0"/>
<element name="R5" library="fab" package="R1206" value="1k"/>
<element name="R6" library="fab" package="R1206" value="10k"/>
<element name="R8" library="fab" package="R1206" value="10k"/>
<element name="R9" library="fab" package="R1206" value="1k"/>
<element name="SWITCH" library="testpad" package="B1,27" value="TPB1,27">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="SWITCH2" library="testpad" package="B1,27" value="TPB1,27">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="U$1" library="fab" package="ELECTRET_2742PBJ-A" value="ELECTRET"/>
<element name="19(A1)1" library="testpad" package="TP17R" value="TPTP17R">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
<element name="19(A1)2" library="testpad" package="TP17R" value="TPTP17R">
<attribute name="TP_SIGNAL_NAME" value=""/>
</element>
</elements>
<signals>
<signal name="N$1">
<contactref element="U$1" pad="P$2"/>
<contactref element="R1" pad="1"/>
<contactref element="1UF" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="1UF" pad="2"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="R5" pad="2"/>
<contactref element="R2" pad="1"/>
<contactref element="AD8615" pad="4"/>
</signal>
<signal name="NEGATIVEDINPUT(PB3)">
<contactref element="R6" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="AD8615" pad="3"/>
<contactref element="19(A0)" pad="TP"/>
</signal>
<signal name="N$7">
<contactref element="R3" pad="2"/>
<contactref element="R4" pad="2"/>
<contactref element="0.1UF" pad="2"/>
<contactref element="AD8615" pad="2"/>
</signal>
<signal name="GND">
<contactref element="U$1" pad="P$1"/>
<contactref element="R4" pad="1"/>
<contactref element="C3(1UF)" pad="2"/>
<contactref element="R8" pad="1"/>
<contactref element="19(A1)1" pad="TP"/>
</signal>
<signal name="POSITIVEDINPUT(PB4)">
<contactref element="R2" pad="2"/>
<contactref element="AD8615" pad="1"/>
<contactref element="18(A1)" pad="TP"/>
</signal>
<signal name="VCC">
<contactref element="R1" pad="2"/>
<contactref element="R6" pad="1"/>
<contactref element="0.1UF" pad="1"/>
<contactref element="AD8615" pad="5"/>
<contactref element="SWITCH2" pad="TP"/>
<contactref element="C3(1UF)" pad="1"/>
<contactref element="19(A1)2" pad="TP"/>
</signal>
<signal name="N$4">
<contactref element="R8" pad="2"/>
<contactref element="SWITCH" pad="TP"/>
<contactref element="PIN5" pad="TP"/>
<contactref element="GREEN" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="GREEN" pad="1"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="R9" pad="2"/>
<contactref element="PIN7" pad="TP"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
