<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.2">
<drawing>
<board>
<plain>
<wire x1="0.038" y1="-0.63" x2="50.508" y2="-0.63" width="0" layer="20"/>
<wire x1="50.508" y1="-0.63" x2="50.508" y2="41.27" width="0" layer="20"/>
<wire x1="50.508" y1="41.27" x2="0.038" y2="41.27" width="0" layer="20"/>
<wire x1="0.038" y1="41.27" x2="0.038" y2="-0.63" width="0" layer="20"/>
</plain>
<libraries>
<library name="gm-supply">
<packages>
<package name="SQUARE">
<description>&lt;b&gt;Square Pad&lt;/b&gt;
&lt;ul&gt;&lt;li&gt;drill diameter 0.08 mm&lt;/li&gt;&lt;/ul&gt;</description>
</package>
</packages>
</library>
<library name="gm-pots">
<packages>
<package name="POT">
<description>&lt;b&gt;Potentiometer&lt;/b&gt;
&lt;p&gt;3 terminals for circuit board for wires connecting to 3 lugs of pot off-board</description>
</package>
</packages>
</library>
<library name="gm-resistors">
<packages>
<package name="0603">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;br&gt;
&lt;br&gt;
length: 6mm&lt;br&gt;
format: 0.1" (perfboard)&lt;br&gt;
spacing: 3 holes

&lt;p&gt;This length resistor applies to 1/4 watt metal film.</description>
</package>
</packages>
</library>
<library name="gm-caps-film-box">
<packages>
<package name="072X025">
<description>&lt;b&gt;7.2mm x 2.5mm&lt;/b&gt;
&lt;p&gt;WIMA MKS2, MKP2</description>
</package>
<package name="072X035">
<description>&lt;b&gt;7.2mm x 3.5mm&lt;/b&gt;
&lt;p&gt;WIMA MKP2, MKS2</description>
</package>
</packages>
</library>
<library name="gm-trans">
<packages>
<package name="TO92-">
</package>
</packages>
</library>
<library name="gm-caps-ceramic">
<packages>
<package name="050X030_025">
<description>&lt;b&gt;5mm x 3mm, 2.5mm lead spacing
&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="gm-diodes">
<packages>
<package name="DO35-2">
<description>&lt;b&gt;DO-35 0.2" pad spacing&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="gm-caps-film-chicklet">
<packages>
<package name="070X030">
<description>&lt;b&gt;7mm x 3mm, 5mm lead spacing&lt;/b&gt;
&lt;p&gt;Panasonic ECQ-B</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IN" library="gm-supply" package="SQUARE" value="IN(T)"/>
<element name="LEVEL" library="gm-pots" package="POT" value="100K"/>
<element name="R1" library="gm-resistors" package="0603" value="33K"/>
<element name="C1" library="gm-caps-film-box" package="072X025" value=".1"/>
<element name="Q1" library="gm-trans" package="TO92-" value="2N5088"/>
<element name="R2" library="gm-resistors" package="0603" value="82K"/>
<element name="R3" library="gm-resistors" package="0603" value="100"/>
<element name="R4" library="gm-resistors" package="0603" value="390K"/>
<element name="C2" library="gm-caps-ceramic" package="050X030_025" value="560p"/>
<element name="R5" library="gm-resistors" package="0603" value="22K"/>
<element name="C3" library="gm-caps-film-box" package="072X025" value=".1"/>
<element name="C4" library="gm-caps-film-box" package="072X025" value=".1"/>
<element name="SUSTAIN" library="gm-pots" package="POT" value="100K"/>
<element name="R6" library="gm-resistors" package="0603" value="1K"/>
<element name="R7" library="gm-resistors" package="0603" value="8.2K"/>
<element name="D1" library="gm-diodes" package="DO35-2" value="1N4148"/>
<element name="D2" library="gm-diodes" package="DO35-2" value="1N4148"/>
<element name="R8" library="gm-resistors" package="0603" value="82K"/>
<element name="R9" library="gm-resistors" package="0603" value="390K"/>
<element name="C5" library="gm-caps-film-chicklet" package="070X030" value="560p"/>
<element name="C6" library="gm-caps-film-chicklet" package="070X030" value=".05"/>
<element name="R10" library="gm-resistors" package="0603" value="12K"/>
<element name="R11" library="gm-resistors" package="0603" value="100"/>
<element name="Q2" library="gm-trans" package="TO92-" value="2N5088"/>
<element name="C7" library="gm-caps-film-box" package="072X035" value=".1"/>
<element name="R12" library="gm-resistors" package="0603" value="8.2K"/>
<element name="D3" library="gm-diodes" package="DO35-2" value="1N4148"/>
<element name="D4" library="gm-diodes" package="DO35-2" value="1N4148"/>
<element name="R13" library="gm-resistors" package="0603" value="82K"/>
<element name="R14" library="gm-resistors" package="0603" value="390K"/>
<element name="C8" library="gm-caps-film-chicklet" package="070X030" value="560p"/>
<element name="C9" library="gm-caps-film-chicklet" package="070X030" value=".05"/>
<element name="R15" library="gm-resistors" package="0603" value="22K"/>
<element name="R16" library="gm-resistors" package="0603" value="100"/>
<element name="Q3" library="gm-trans" package="TO92-" value="2N5088"/>
<element name="R17" library="gm-resistors" package="0603" value="39K"/>
<element name="C10" library="gm-caps-film-chicklet" package="070X030" value=".004"/>
<element name="C11" library="gm-caps-film-chicklet" package="070X030" value=".01"/>
<element name="TONE" library="gm-pots" package="POT" value="10K"/>
<element name="C12" library="gm-caps-film-box" package="072X025" value=".1"/>
<element name="R18" library="gm-resistors" package="0603" value="390K"/>
<element name="R19" library="gm-resistors" package="0603" value="100K"/>
<element name="Q4" library="gm-trans" package="TO92-" value="2N5088"/>
<element name="R20" library="gm-resistors" package="0603" value="12K"/>
<element name="R21" library="gm-resistors" package="0603" value="2.7K"/>
<element name="C13" library="gm-caps-film-box" package="072X025" value=".1"/>
<element name="+9V" library="gm-supply" package="SQUARE" value="+9V(T)"/>
<element name="GND" library="gm-supply" package="SQUARE" value="GND(T)"/>
<element name="R22" library="gm-resistors" package="0603" value="1M"/>
<element name="R23" library="gm-resistors" package="0603" value="39K"/>
</elements>
<signals>
<signal name="OUT">
<contactref element="LEVEL" pad="2"/>
</signal>
<signal name="IN">
<contactref element="IN" pad="1"/>
<contactref element="R1" pad="1"/>
<contactref element="R22" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="R1" pad="2"/>
<contactref element="C1" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="Q1" pad="3"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="C4" pad="1"/>
<contactref element="SUSTAIN" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="SUSTAIN" pad="1"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="C4" pad="2"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="R11" pad="2"/>
<contactref element="Q2" pad="3"/>
</signal>
<signal name="N$7">
<contactref element="R16" pad="2"/>
<contactref element="Q3" pad="3"/>
</signal>
<signal name="N$8">
<contactref element="TONE" pad="2"/>
<contactref element="C12" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="Q4" pad="3"/>
<contactref element="R21" pad="2"/>
</signal>
<signal name="+9V">
<contactref element="+9V" pad="1"/>
<contactref element="R10" pad="2"/>
<contactref element="R15" pad="2"/>
<contactref element="R18" pad="2"/>
<contactref element="R20" pad="2"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="GND">
<contactref element="C11" pad="1"/>
<contactref element="GND" pad="1"/>
<contactref element="R22" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="R6" pad="1"/>
<contactref element="R8" pad="1"/>
<contactref element="R11" pad="1"/>
<contactref element="R13" pad="1"/>
<contactref element="R16" pad="1"/>
<contactref element="R19" pad="1"/>
<contactref element="R21" pad="1"/>
<contactref element="LEVEL" pad="1"/>
<contactref element="R23" pad="1"/>
</signal>
<signal name="N$10">
<contactref element="Q1" pad="1"/>
<contactref element="R5" pad="1"/>
<contactref element="C2" pad="2"/>
<contactref element="R4" pad="2"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="N$11">
<contactref element="Q2" pad="1"/>
<contactref element="R10" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="R9" pad="2"/>
<contactref element="C7" pad="1"/>
</signal>
<signal name="N$13">
<contactref element="Q4" pad="1"/>
<contactref element="R20" pad="1"/>
<contactref element="C13" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="C1" pad="2"/>
<contactref element="Q1" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="C2" pad="1"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="C3" pad="2"/>
<contactref element="SUSTAIN" pad="3"/>
</signal>
<signal name="N$18">
<contactref element="C7" pad="2"/>
<contactref element="R12" pad="2"/>
</signal>
<signal name="N$19">
<contactref element="R12" pad="1"/>
<contactref element="C8" pad="1"/>
<contactref element="R14" pad="1"/>
<contactref element="R13" pad="2"/>
<contactref element="Q3" pad="2"/>
<contactref element="D4" pad="C"/>
<contactref element="D3" pad="A"/>
</signal>
<signal name="N$20">
<contactref element="TONE" pad="3"/>
<contactref element="C11" pad="2"/>
<contactref element="R17" pad="2"/>
</signal>
<signal name="N$16">
<contactref element="R18" pad="1"/>
<contactref element="R19" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="Q4" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="D1" pad="C"/>
<contactref element="D2" pad="A"/>
<contactref element="C6" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="D4" pad="A"/>
<contactref element="D3" pad="C"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="N$24">
<contactref element="C13" pad="2"/>
<contactref element="LEVEL" pad="3"/>
</signal>
<signal name="N$12">
<contactref element="C10" pad="1"/>
<contactref element="R17" pad="1"/>
<contactref element="Q3" pad="1"/>
<contactref element="R15" pad="1"/>
<contactref element="C9" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="R14" pad="2"/>
</signal>
<signal name="N$15">
<contactref element="D2" pad="C"/>
<contactref element="D1" pad="A"/>
<contactref element="R7" pad="2"/>
<contactref element="Q2" pad="2"/>
<contactref element="R8" pad="2"/>
<contactref element="C5" pad="1"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$23">
<contactref element="TONE" pad="1"/>
<contactref element="C10" pad="2"/>
<contactref element="R23" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
