<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.6.0">
<drawing>
<board>
<plain>
<wire x1="0.005" y1="0.0062" x2="101.585" y2="0.0062" width="0" layer="20"/>
<wire x1="101.585" y1="0.0062" x2="101.585" y2="63.4937" width="0" layer="20"/>
<wire x1="101.585" y1="63.4937" x2="0.005" y2="63.4937" width="0" layer="20"/>
<wire x1="0.005" y1="63.4937" x2="0.005" y2="0.0062" width="0" layer="20"/>
<text>Solder Side</text>
<text>ESR Meter</text>
<text>VRS</text>
</plain>
<libraries>
<library name="linear">
<packages>
<package name="DIL14">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="C050-025X075">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 5 mm, outline 2.5 x 7.5 mm</description>
</package>
<package name="0207/10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
<package name="0207/12">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 12 mm</description>
</package>
<package name="C075-052X106">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 7.5 mm, outline 5.2 x 10.6 mm</description>
</package>
</packages>
</library>
<library name="diode">
<packages>
<package name="DO41-10">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 2.54 mm, horizontal, grid 10.16 mm</description>
</package>
</packages>
</library>
<library name="wirepad">
<packages>
<package name="2,15/1,0">
<description>&lt;b&gt;THROUGH-HOLE PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="battery">
<packages>
<package name="B2430UNI">
<description>&lt;b&gt;LI BATTERY&lt;/b&gt; with different Grids</description>
</package>
</packages>
</library>
<library name="pot">
<packages>
<package name="B64W">
<description>&lt;b&gt;POTENTIOMETER&lt;/b&gt;&lt;p&gt;
Beckman Helitrim 64</description>
</package>
</packages>
</library>
<library name="jumper">
<packages>
<package name="JP1">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="holes">
<packages>
<package name="2,8">
<description>&lt;b&gt;MOUNTING HOLE&lt;/b&gt; 2.8 mm with drill center</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="linear" package="DIL14" value="LM324N"/>
<element name="IC2" library="linear" package="DIL14" value="LM324N"/>
<element name="C1" library="rcl" package="C050-025X075" value="100pf">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="rcl" package="C050-025X075" value=".01uf">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="rcl" package="C075-052X106" value=".47uf"/>
<element name="C4" library="rcl" package="C050-025X075" value=".01uf"/>
<element name="C5" library="rcl" package="C050-025X075" value=".01uf"/>
<element name="R1" library="rcl" package="0207/10" value="1K-3.3K"/>
<element name="R2" library="rcl" package="0207/10" value="10K"/>
<element name="R3" library="rcl" package="0207/10" value="4.7K"/>
<element name="R4" library="rcl" package="0207/10" value="4.7K"/>
<element name="R6" library="rcl" package="0207/10" value="150 1%"/>
<element name="R7" library="rcl" package="0207/12" value="1Meg 1/2W">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="rcl" package="0207/10" value="10 ohm 1%">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="rcl" package="0207/10" value="10 ohm 1%">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="rcl" package="0207/10" value=""/>
<element name="R13" library="rcl" package="0207/10" value="5.62 1%">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="rcl" package="0207/10" value="10K 1%"/>
<element name="R15" library="rcl" package="0207/10" value="1K"/>
<element name="R16" library="rcl" package="0207/10" value="5.62K 1%">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="rcl" package="0207/10" value="10K 1%"/>
<element name="R18" library="rcl" package="0207/10" value="5.62K 1%"/>
<element name="R19" library="rcl" package="0207/10" value="10K 1%"/>
<element name="R20" library="rcl" package="0207/10" value="7.5K"/>
<element name="R21" library="rcl" package="0207/10" value="330-2.2K"/>
<element name="R22" library="rcl" package="0207/10" value="7.5K"/>
<element name="R23" library="rcl" package="0207/10" value="1K"/>
<element name="R24" library="rcl" package="0207/12" value="1 Meg"/>
<element name="R25" library="rcl" package="0207/10" value="390"/>
<element name="R26" library="rcl" package="0207/10" value="68-240 ohm"/>
<element name="R5" library="rcl" package="0207/10" value="3.3K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="diode" package="DO41-10" value="1N4001">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D2" library="diode" package="DO41-10" value="1N4001">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D3" library="diode" package="DO41-10" value="1N4001">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="rcl" package="0207/10" value="10K 1%"/>
<element name="D4" library="diode" package="DO41-10" value="1N4001">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D5" library="diode" package="DO41-10" value="1N4001">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="PROBE1" library="wirepad" package="2,15/1,0" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="PROBE2" library="wirepad" package="2,15/1,0" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="rcl" package="0207/10" value="681 1%"/>
<element name="D6" library="diode" package="DO41-10" value="1N34A">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D7" library="diode" package="DO41-10" value="1N34A">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R27" library="pot" package="B64W" value="100"/>
<element name="R28" library="pot" package="B64W" value="100"/>
<element name="METER+" library="wirepad" package="2,15/1,0" value="50 ohm">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="METER-" library="wirepad" package="2,15/1,0" value="1ma">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ON-OFF" library="jumper" package="JP1" value=""/>
<element name="U$1" library="holes" package="2,8" value=""/>
<element name="U$2" library="holes" package="2,8" value=""/>
<element name="U$3" library="holes" package="2,8" value=""/>
<element name="U$4" library="holes" package="2,8" value=""/>
<element name="G1" library="battery" package="B2430UNI" value="B2430UNI">
<attribute name="NAME"/>
</element>
<element name="G2" library="battery" package="B2430UNI" value="B2430UNI">
<attribute name="NAME"/>
</element>
</elements>
<signals>
<signal name="V+">
<contactref element="IC1" pad="4"/>
<contactref element="IC2" pad="4"/>
<contactref element="R5" pad="2"/>
<contactref element="G2" pad="+@4"/>
<contactref element="G1" pad="+@4"/>
<contactref element="G1" pad="+@3"/>
<contactref element="G2" pad="+@3"/>
<contactref element="G1" pad="+@2"/>
<contactref element="G2" pad="+@2"/>
<contactref element="G1" pad="+@1"/>
<contactref element="G2" pad="+@1"/>
<contactref element="G1" pad="+"/>
<contactref element="G2" pad="+"/>
</signal>
<signal name="V-">
<contactref element="IC1" pad="11"/>
<contactref element="IC2" pad="11"/>
<contactref element="D1" pad="C"/>
<contactref element="R8" pad="1"/>
<contactref element="R9" pad="1"/>
<contactref element="R10" pad="1"/>
<contactref element="R13" pad="1"/>
<contactref element="R15" pad="1"/>
<contactref element="R16" pad="1"/>
<contactref element="R18" pad="1"/>
<contactref element="R23" pad="2"/>
<contactref element="R24" pad="2"/>
<contactref element="R25" pad="1"/>
<contactref element="C5" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="ON-OFF" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="C1" pad="1"/>
<contactref element="IC1" pad="3"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="IC1" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="IC1" pad="1"/>
<contactref element="C2" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="R4" pad="1"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="IC1" pad="7"/>
<contactref element="R6" pad="1"/>
<contactref element="R1" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="D3" pad="A"/>
<contactref element="D2" pad="C"/>
</signal>
<signal name="N$8">
<contactref element="R4" pad="2"/>
<contactref element="IC1" pad="6"/>
<contactref element="D2" pad="A"/>
<contactref element="D3" pad="C"/>
</signal>
<signal name="VSS">
<contactref element="ON-OFF" pad="2"/>
<contactref element="G1" pad="-"/>
<contactref element="G2" pad="-"/>
<contactref element="G1" pad="-@1"/>
<contactref element="G2" pad="-@1"/>
</signal>
<signal name="0.55V">
<contactref element="IC1" pad="5"/>
<contactref element="R5" pad="1"/>
<contactref element="D1" pad="A"/>
<contactref element="R2" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="R6" pad="2"/>
<contactref element="R7" pad="1"/>
<contactref element="D4" pad="C"/>
<contactref element="D5" pad="A"/>
<contactref element="PROBE1" pad="1"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="N$7">
<contactref element="R7" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="PROBE2" pad="1"/>
</signal>
<signal name="PROBE_OUT">
<contactref element="C3" pad="2"/>
<contactref element="D4" pad="A"/>
<contactref element="D5" pad="C"/>
<contactref element="R9" pad="2"/>
<contactref element="R10" pad="2"/>
<contactref element="R12" pad="1"/>
</signal>
<signal name="0.035V">
<contactref element="R11" pad="1"/>
<contactref element="R12" pad="2"/>
<contactref element="IC1" pad="12"/>
</signal>
<signal name="N$10">
<contactref element="IC1" pad="13"/>
<contactref element="R13" pad="2"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="0.1V">
<contactref element="IC1" pad="14"/>
<contactref element="R14" pad="2"/>
<contactref element="IC1" pad="10"/>
<contactref element="R15" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="IC1" pad="8"/>
<contactref element="R17" pad="2"/>
<contactref element="IC2" pad="3"/>
</signal>
<signal name="N$13">
<contactref element="R17" pad="1"/>
<contactref element="IC1" pad="9"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="N$9">
<contactref element="IC2" pad="2"/>
<contactref element="R19" pad="1"/>
<contactref element="R18" pad="2"/>
</signal>
<signal name="AMP_OUT">
<contactref element="IC2" pad="1"/>
<contactref element="R19" pad="2"/>
<contactref element="IC2" pad="12"/>
</signal>
<signal name="N$11">
<contactref element="D7" pad="A"/>
<contactref element="R22" pad="2"/>
<contactref element="IC2" pad="5"/>
<contactref element="C5" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="R22" pad="1"/>
<contactref element="IC2" pad="13"/>
<contactref element="R20" pad="1"/>
<contactref element="R21" pad="1"/>
</signal>
<signal name="N$15">
<contactref element="D7" pad="C"/>
<contactref element="IC2" pad="14"/>
<contactref element="D6" pad="A"/>
<contactref element="R21" pad="2"/>
<contactref element="R23" pad="1"/>
</signal>
<signal name="N$16">
<contactref element="D6" pad="C"/>
<contactref element="R20" pad="2"/>
<contactref element="R24" pad="1"/>
<contactref element="IC2" pad="10"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="IC2" pad="6"/>
<contactref element="IC2" pad="7"/>
<contactref element="R25" pad="2"/>
<contactref element="R26" pad="1"/>
</signal>
<signal name="N$18">
<contactref element="IC2" pad="9"/>
<contactref element="IC2" pad="8"/>
<contactref element="METER-" pad="1"/>
</signal>
<signal name="N$19">
<contactref element="R26" pad="2"/>
<contactref element="R27" pad="E"/>
<contactref element="R27" pad="S"/>
</signal>
<signal name="N$21">
<contactref element="R28" pad="A"/>
<contactref element="METER+" pad="1"/>
</signal>
<signal name="N$20">
<contactref element="R28" pad="S"/>
<contactref element="R27" pad="A"/>
<contactref element="R28" pad="E"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
