<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.6.0">
<drawing>
<board>
<plain>
<wire x1="5.08" y1="27.6225" x2="82.2325" y2="27.6225" width="0" layer="20"/>
<wire x1="84.1375" y1="29.5275" x2="84.1375" y2="85.4075" width="0" layer="20"/>
<wire x1="82.2325" y1="87.3125" x2="5.08" y2="87.3125" width="0" layer="20"/>
<wire x1="3.175" y1="85.4075" x2="3.175" y2="29.5275" width="0" layer="20"/>
<wire x1="5.08" y1="87.3125" x2="3.175" y2="85.4075" width="0" layer="20" curve="90"/>
<wire x1="82.2325" y1="87.3125" x2="84.1375" y2="85.4075" width="0" layer="20" curve="-90"/>
<wire x1="82.2325" y1="27.6225" x2="84.1375" y2="29.5275" width="0" layer="20" curve="90"/>
<wire x1="3.175" y1="29.5275" x2="5.08" y2="27.6225" width="0" layer="20" curve="90"/>
<text>v1.0 2020</text>
</plain>
<libraries>
<library name="Eigene_Kreationen">
<packages>
<package name="OCTO-PAD">
</package>
<package name="ROUND-PAD">
</package>
<package name="GND-PAD">
</package>
</packages>
</library>
<library name="caps-film">
<packages>
<package name="0.2&quot;.SML">
<description>0.2" (5.08mm) spacing
&lt;p&gt;
&lt;b&gt; 
10pf - 180n&lt;/b&gt;</description>
</package>
<package name="0.2&quot;.MED">
<description>0.2" (5.08mm) spacing
&lt;p&gt;
&lt;b&gt;220n-680n caps&lt;/b&gt;</description>
</package>
<package name="0.1&quot;">
<description>0.1" (2.54mm) spacing</description>
</package>
<package name="0.2&quot;.LRG">
<description>0.2" (5.08mm) spacing
&lt;p&gt;
&lt;b&gt;1uF caps&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="caps-elec">
<packages>
<package name="0502">
<description>0.1" (2.54mm) spacing</description>
</package>
<package name="0632">
<description>0.1" (2.54mm) spacing</description>
</package>
</packages>
</library>
<library name="diodes">
<packages>
<package name="DO35-2">
<description>&lt;b&gt;DO-35 0.2" pad spacing&lt;/b&gt;</description>
</package>
<package name="DO41-3">
<description>&lt;b&gt;DO-41 0.3" pad spacing&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="potentiometers">
<packages>
<package name="16MM_B.MOUNT">
<description>&lt;b&gt;16mm / Right-Angle /  PC Mount / Short Pin&lt;/b&gt;
&lt;p&gt;
For bottom-mount potentiometers
&lt;p&gt;
&lt;a href="http://smallbear-electronics.mybigcommerce.com/alpha-single-gang-16mm-right-angle-pc-mount/"&gt;http://smallbear-electronics.mybigcommerce.com/alpha-single-gang-16mm-right-angle-pc-mount/&lt;/a&gt;</description>
</package>
<package name="TRIM1">
<description>&lt;b&gt;Bourns 3362p&lt;/b&gt;
&lt;p&gt;
&lt;a href="http://www.taydaelectronics.com/potentiometer-variable-resistors/cermet-potentiometers/3362p.html"&gt;http://www.taydaelectronics.com/potentiometer-variable-resistors/cermet-potentiometers/3362p.html&lt;/a&gt;</description>
</package>
</packages>
</library>
<library name="integrated circuits">
<packages>
<package name="DIP08">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="regulators">
<packages>
<package name="TO92">
</package>
</packages>
</library>
<library name="transistors-BJT">
<packages>
<package name="TO92">
</package>
</packages>
</library>
<library name="resistors">
<packages>
<package name="0.3&quot;.B">
<description>0.3"  (7.62mm) lead spacing, 1/4W (flat)</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="9V" library="Eigene_Kreationen" package="OCTO-PAD" value="9V">
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="9V1" library="Eigene_Kreationen" package="OCTO-PAD" value="9V">
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="caps-film" package="0.2&quot;.SML" value="47n">
<attribute name="NAME"/>
</element>
<element name="C10" library="caps-film" package="0.2&quot;.SML" value="33n">
<attribute name="NAME"/>
</element>
<element name="C100" library="caps-film" package="0.2&quot;.MED" value="220n">
<attribute name="NAME"/>
</element>
<element name="C11" library="caps-elec" package="0502" value="1µ">
<attribute name="NAME"/>
</element>
<element name="C12" library="caps-elec" package="0502" value="1µ">
<attribute name="NAME"/>
</element>
<element name="C13" library="caps-film" package="0.2&quot;.SML" value="33n">
<attribute name="NAME"/>
</element>
<element name="C14" library="caps-film" package="0.2&quot;.SML" value="3n9">
<attribute name="NAME"/>
</element>
<element name="C15" library="caps-film" package="0.2&quot;.SML" value="8n2">
<attribute name="NAME"/>
</element>
<element name="C16" library="caps-film" package="0.1&quot;" value="330p">
<attribute name="NAME"/>
</element>
<element name="C17" library="caps-film" package="0.2&quot;.MED" value="220n">
<attribute name="NAME"/>
</element>
<element name="C18" library="caps-film" package="0.2&quot;.SML" value="1n">
<attribute name="NAME"/>
</element>
<element name="C19" library="caps-film" package="0.1&quot;" value="150p">
<attribute name="NAME"/>
</element>
<element name="C2" library="caps-film" package="0.2&quot;.LRG" value="1µ">
<attribute name="NAME"/>
</element>
<element name="C20" library="caps-film" package="0.2&quot;.SML" value="47n">
<attribute name="NAME"/>
</element>
<element name="C21" library="caps-film" package="0.1&quot;" value="100p">
<attribute name="NAME"/>
</element>
<element name="C22" library="caps-film" package="0.2&quot;.SML" value="6n8">
<attribute name="NAME"/>
</element>
<element name="C23" library="caps-film" package="0.2&quot;.LRG" value="1µ">
<attribute name="NAME"/>
</element>
<element name="C24" library="caps-elec" package="0502" value="33µ">
<attribute name="NAME"/>
</element>
<element name="C25" library="caps-elec" package="0502" value="47µ">
<attribute name="NAME"/>
</element>
<element name="C26" library="caps-film" package="0.2&quot;.SML" value="10n">
<attribute name="NAME"/>
</element>
<element name="C27" library="caps-elec" package="0502" value="33µ">
<attribute name="NAME"/>
</element>
<element name="C28" library="caps-elec" package="0502" value="33µ">
<attribute name="NAME"/>
</element>
<element name="C29" library="caps-elec" package="0502" value="47µ">
<attribute name="NAME"/>
</element>
<element name="C3" library="caps-film" package="0.2&quot;.SML" value="6n8">
<attribute name="NAME"/>
</element>
<element name="C30" library="caps-film" package="0.1&quot;" value="47p">
<attribute name="NAME"/>
</element>
<element name="C31" library="caps-film" package="0.1&quot;" value="8p2">
<attribute name="NAME"/>
</element>
<element name="C32" library="caps-elec" package="0502" value="22µ">
<attribute name="NAME"/>
</element>
<element name="C33" library="caps-elec" package="0632" value="100µ">
<attribute name="NAME"/>
</element>
<element name="C4" library="caps-film" package="0.1&quot;" value="100p">
<attribute name="NAME"/>
</element>
<element name="C5" library="caps-film" package="0.1&quot;" value="220p">
<attribute name="NAME"/>
</element>
<element name="C7" library="caps-film" package="0.2&quot;.SML" value="47n">
<attribute name="NAME"/>
</element>
<element name="C8" library="caps-film" package="0.2&quot;.SML" value="12n">
<attribute name="NAME"/>
</element>
<element name="C9" library="caps-film" package="0.1&quot;" value="150p">
<attribute name="NAME"/>
</element>
<element name="D1" library="diodes" package="DO35-2" value="1n4148">
<attribute name="NAME"/>
</element>
<element name="D2" library="diodes" package="DO35-2" value="1n4148">
<attribute name="NAME"/>
</element>
<element name="D3" library="diodes" package="DO35-2" value="1n4148">
<attribute name="NAME"/>
</element>
<element name="D4" library="diodes" package="DO35-2" value="1n4148">
<attribute name="NAME"/>
</element>
<element name="D5" library="diodes" package="DO41-3" value="1n5187">
<attribute name="NAME"/>
</element>
<element name="DEPTH" library="potentiometers" package="16MM_B.MOUNT" value="B50k">
<attribute name="NAME"/>
<attribute name="NAME"/>
</element>
<element name="IC1" library="integrated circuits" package="DIP08" value="JRC4558">
<attribute name="NAME"/>
</element>
<element name="IC2" library="integrated circuits" package="DIP08" value="JRC4558">
<attribute name="NAME"/>
</element>
<element name="IC4" library="integrated circuits" package="DIP08" value="MN3102">
<attribute name="NAME"/>
</element>
<element name="IC3" library="integrated circuits" package="DIP08" value="MN3207">
<attribute name="NAME"/>
</element>
<element name="IC5" library="integrated circuits" package="DIP08" value="TL022">
<attribute name="NAME"/>
</element>
<element name="IC6" library="regulators" package="TO92" value="LM78L.">
<attribute name="NAME"/>
</element>
<element name="IN" library="Eigene_Kreationen" package="ROUND-PAD" value="IN">
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="MAN" library="potentiometers" package="16MM_B.MOUNT" value="B50k">
<attribute name="NAME"/>
<attribute name="NAME"/>
</element>
<element name="OUT" library="Eigene_Kreationen" package="ROUND-PAD" value="OUT">
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="Q1" library="transistors-BJT" package="TO92" value="2N5088">
<attribute name="NAME"/>
</element>
<element name="Q2" library="transistors-BJT" package="TO92" value="2N5088">
<attribute name="NAME"/>
</element>
<element name="Q3" library="transistors-BJT" package="TO92" value="2N5088">
<attribute name="NAME"/>
</element>
<element name="Q4" library="transistors-BJT" package="TO92" value="2N5088">
<attribute name="NAME"/>
</element>
<element name="Q5" library="transistors-BJT" package="TO92" value="2N5088">
<attribute name="NAME"/>
</element>
<element name="Q6" library="transistors-BJT" package="TO92" value="2N5088">
<attribute name="NAME"/>
</element>
<element name="R1" library="resistors" package="0.3&quot;.B" value="1k">
<attribute name="NAME"/>
</element>
<element name="R10" library="resistors" package="0.3&quot;.B" value="22k">
<attribute name="NAME"/>
</element>
<element name="R100" library="resistors" package="0.3&quot;.B" value="1M">
<attribute name="NAME"/>
</element>
<element name="R11" library="resistors" package="0.3&quot;.B" value="4k7">
<attribute name="NAME"/>
</element>
<element name="R12" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R13" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R14" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R15" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R16" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R17" library="resistors" package="0.3&quot;.B" value="100k">
<attribute name="NAME"/>
</element>
<element name="R18" library="resistors" package="0.3&quot;.B" value="56k">
<attribute name="NAME"/>
</element>
<element name="R19" library="resistors" package="0.3&quot;.B" value="330k">
<attribute name="NAME"/>
</element>
<element name="R2" library="resistors" package="0.3&quot;.B" value="470k">
<attribute name="NAME"/>
</element>
<element name="R20" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R21" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R22" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R23" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R24" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R25" library="resistors" package="0.3&quot;.B" value="22k">
<attribute name="NAME"/>
</element>
<element name="R26" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R27" library="resistors" package="0.3&quot;.B" value="1M">
<attribute name="NAME"/>
</element>
<element name="R28" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R29" library="resistors" package="0.3&quot;.B" value="27k">
<attribute name="NAME"/>
</element>
<element name="R3" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R30" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R31" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R32" library="resistors" package="0.3&quot;.B" value="470R">
<attribute name="NAME"/>
</element>
<element name="R33" library="resistors" package="0.3&quot;.B" value="100k">
<attribute name="NAME"/>
</element>
<element name="R34" library="resistors" package="0.3&quot;.B" value="33k">
<attribute name="NAME"/>
</element>
<element name="R35" library="resistors" package="0.3&quot;.B" value="33k">
<attribute name="NAME"/>
</element>
<element name="R36" library="resistors" package="0.3&quot;.B" value="180k">
<attribute name="NAME"/>
</element>
<element name="R37" library="resistors" package="0.3&quot;.B" value="220k">
<attribute name="NAME"/>
</element>
<element name="R38" library="resistors" package="0.3&quot;.B" value="100k">
<attribute name="NAME"/>
</element>
<element name="R39" library="resistors" package="0.3&quot;.B" value="1k5">
<attribute name="NAME"/>
</element>
<element name="R4" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R40" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R41" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R42" library="resistors" package="0.3&quot;.B" value="68k">
<attribute name="NAME"/>
</element>
<element name="R43" library="resistors" package="0.3&quot;.B" value="150k">
<attribute name="NAME"/>
</element>
<element name="R44" library="resistors" package="0.3&quot;.B" value="470k">
<attribute name="NAME"/>
</element>
<element name="R45" library="resistors" package="0.3&quot;.B" value="4k7">
<attribute name="NAME"/>
</element>
<element name="R46" library="resistors" package="0.3&quot;.B" value="330k">
<attribute name="NAME"/>
</element>
<element name="R47" library="resistors" package="0.3&quot;.B" value="4k7">
<attribute name="NAME"/>
</element>
<element name="R48" library="resistors" package="0.3&quot;.B" value="220k">
<attribute name="NAME"/>
</element>
<element name="R49" library="resistors" package="0.3&quot;.B" value="33k">
<attribute name="NAME"/>
</element>
<element name="R5" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R50" library="resistors" package="0.3&quot;.B" value="33k">
<attribute name="NAME"/>
</element>
<element name="R51" library="resistors" package="0.3&quot;.B" value="4k7">
<attribute name="NAME"/>
</element>
<element name="R52" library="resistors" package="0.3&quot;.B" value="4k7">
<attribute name="NAME"/>
</element>
<element name="R6" library="resistors" package="0.3&quot;.B" value="47k">
<attribute name="NAME"/>
</element>
<element name="R7" library="resistors" package="0.3&quot;.B" value="10k">
<attribute name="NAME"/>
</element>
<element name="R8" library="resistors" package="0.3&quot;.B" value="220k">
<attribute name="NAME"/>
</element>
<element name="R9" library="resistors" package="0.3&quot;.B" value="82k">
<attribute name="NAME"/>
</element>
<element name="RATE" library="potentiometers" package="16MM_B.MOUNT" value="C250k">
<attribute name="NAME"/>
<attribute name="NAME"/>
</element>
<element name="RES" library="potentiometers" package="16MM_B.MOUNT" value="C50k">
<attribute name="NAME"/>
<attribute name="NAME"/>
</element>
<element name="U$1" library="Eigene_Kreationen" package="GND-PAD" value="GND-PAD"/>
<element name="U$2" library="Eigene_Kreationen" package="GND-PAD" value="GND-PAD"/>
<element name="VR1" library="potentiometers" package="TRIM1" value="500k">
<attribute name="NAME"/>
</element>
<element name="VR2" library="potentiometers" package="TRIM1" value="20k">
<attribute name="NAME"/>
</element>
<element name="VR3" library="potentiometers" package="TRIM1" value="50k">
<attribute name="NAME"/>
</element>
<element name="VOL" library="potentiometers" package="TRIM1" value="">
<attribute name="NAME"/>
</element>
<element name="C6" library="caps-film" package="0.2&quot;.SML" value="47n">
<attribute name="NAME"/>
</element>
<element name="Q7" library="transistors-BJT" package="TO92" value="2N5087">
<attribute name="NAME"/>
</element>
</elements>
<signals>
<signal name="N$1">
<contactref element="9V" pad="P$1"/>
<contactref element="9V1" pad="P$1"/>
<contactref element="D5" pad="A"/>
</signal>
<signal name="GND">
<contactref element="C33" pad="-"/>
<contactref element="U$1" pad="P$1"/>
<contactref element="U$2" pad="P$1"/>
<contactref element="IC1" pad="4"/>
<contactref element="IC2" pad="4"/>
<contactref element="D3" pad="C"/>
<contactref element="C25" pad="-"/>
<contactref element="R41" pad="2"/>
<contactref element="C29" pad="-"/>
<contactref element="IC5" pad="4"/>
<contactref element="R45" pad="1"/>
<contactref element="R44" pad="1"/>
<contactref element="MAN" pad="1"/>
<contactref element="Q5" pad="3"/>
<contactref element="C32" pad="-"/>
<contactref element="Q6" pad="3"/>
<contactref element="R51" pad="1"/>
<contactref element="IC4" pad="3"/>
<contactref element="R35" pad="1"/>
<contactref element="C24" pad="-"/>
<contactref element="R27" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="C9" pad="2"/>
<contactref element="R16" pad="1"/>
<contactref element="C11" pad="-"/>
<contactref element="IC3" pad="1"/>
<contactref element="C12" pad="-"/>
<contactref element="R18" pad="1"/>
<contactref element="C14" pad="2"/>
<contactref element="C16" pad="2"/>
<contactref element="R23" pad="1"/>
<contactref element="C18" pad="2"/>
<contactref element="RES" pad="1"/>
<contactref element="R33" pad="1"/>
<contactref element="VR2" pad="3"/>
<contactref element="R100" pad="1"/>
<contactref element="VOL" pad="1"/>
</signal>
<signal name="5V">
<contactref element="IC6" pad="3"/>
<contactref element="C25" pad="+"/>
<contactref element="R40" pad="1"/>
<contactref element="IC5" pad="8"/>
<contactref element="Q4" pad="1"/>
<contactref element="R43" pad="2"/>
<contactref element="MAN" pad="3"/>
<contactref element="VR1" pad="3"/>
<contactref element="VR1" pad="2"/>
<contactref element="R50" pad="2"/>
<contactref element="IC4" pad="1"/>
<contactref element="IC3" pad="5"/>
<contactref element="VR2" pad="1"/>
<contactref element="Q7" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="IC6" pad="2"/>
<contactref element="D3" pad="A"/>
</signal>
<signal name="N$5">
<contactref element="R40" pad="2"/>
<contactref element="C29" pad="+"/>
<contactref element="R41" pad="1"/>
<contactref element="R38" pad="1"/>
<contactref element="IC5" pad="5"/>
</signal>
<signal name="N$7">
<contactref element="R38" pad="2"/>
<contactref element="IC5" pad="2"/>
<contactref element="C26" pad="2"/>
</signal>
<signal name="N$8">
<contactref element="IC5" pad="1"/>
<contactref element="R37" pad="2"/>
<contactref element="C26" pad="1"/>
<contactref element="RATE" pad="1"/>
<contactref element="RATE" pad="2"/>
</signal>
<signal name="N$10">
<contactref element="IC5" pad="6"/>
<contactref element="R39" pad="2"/>
<contactref element="C27" pad="+"/>
</signal>
<signal name="N$11">
<contactref element="C27" pad="-"/>
<contactref element="C28" pad="-"/>
</signal>
<signal name="N$13">
<contactref element="C28" pad="+"/>
<contactref element="IC5" pad="7"/>
<contactref element="R36" pad="2"/>
<contactref element="DEPTH" pad="3"/>
</signal>
<signal name="N$6">
<contactref element="R36" pad="1"/>
<contactref element="IC5" pad="3"/>
<contactref element="R37" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="Q4" pad="3"/>
<contactref element="R45" pad="2"/>
<contactref element="DEPTH" pad="1"/>
</signal>
<signal name="N$12">
<contactref element="R42" pad="1"/>
<contactref element="Q4" pad="2"/>
<contactref element="R44" pad="2"/>
<contactref element="R43" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="MAN" pad="2"/>
<contactref element="R42" pad="2"/>
</signal>
<signal name="N$15">
<contactref element="DEPTH" pad="2"/>
<contactref element="R48" pad="1"/>
</signal>
<signal name="N$18">
<contactref element="R48" pad="2"/>
<contactref element="R47" pad="2"/>
<contactref element="C32" pad="+"/>
<contactref element="Q6" pad="2"/>
</signal>
<signal name="N$19">
<contactref element="VR1" pad="1"/>
<contactref element="R46" pad="2"/>
</signal>
<signal name="N$20">
<contactref element="R52" pad="1"/>
<contactref element="Q6" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="R51" pad="2"/>
<contactref element="D4" pad="A"/>
<contactref element="Q7" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="D4" pad="C"/>
<contactref element="R52" pad="2"/>
<contactref element="C30" pad="1"/>
<contactref element="IC4" pad="7"/>
</signal>
<signal name="N$23">
<contactref element="R49" pad="1"/>
<contactref element="C31" pad="2"/>
<contactref element="C30" pad="2"/>
<contactref element="IC4" pad="5"/>
</signal>
<signal name="N$24">
<contactref element="R49" pad="2"/>
<contactref element="R50" pad="1"/>
<contactref element="C31" pad="1"/>
<contactref element="Q7" pad="2"/>
</signal>
<signal name="P4">
<contactref element="IC4" pad="4"/>
<contactref element="IC3" pad="6"/>
</signal>
<signal name="P2">
<contactref element="IC4" pad="2"/>
<contactref element="IC3" pad="2"/>
</signal>
<signal name="P8">
<contactref element="IC4" pad="8"/>
<contactref element="IC3" pad="4"/>
<contactref element="C12" pad="+"/>
</signal>
<signal name="4.5V">
<contactref element="R34" pad="2"/>
<contactref element="R35" pad="2"/>
<contactref element="C24" pad="+"/>
<contactref element="R2" pad="2"/>
<contactref element="R7" pad="1"/>
<contactref element="R13" pad="1"/>
<contactref element="R19" pad="1"/>
<contactref element="IC2" pad="5"/>
<contactref element="IC2" pad="3"/>
</signal>
<signal name="N$25">
<contactref element="IN" pad="P$1"/>
<contactref element="R1" pad="1"/>
<contactref element="R27" pad="2"/>
</signal>
<signal name="N$26">
<contactref element="R1" pad="2"/>
<contactref element="C1" pad="2"/>
</signal>
<signal name="N$27">
<contactref element="C1" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="Q1" pad="2"/>
</signal>
<signal name="9V">
<contactref element="Q1" pad="1"/>
<contactref element="Q2" pad="1"/>
<contactref element="Q3" pad="1"/>
<contactref element="D5" pad="C"/>
<contactref element="C33" pad="+"/>
<contactref element="IC1" pad="8"/>
<contactref element="IC2" pad="8"/>
<contactref element="IC6" pad="1"/>
<contactref element="R34" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="Q1" pad="3"/>
<contactref element="R3" pad="2"/>
<contactref element="C2" pad="2"/>
</signal>
<signal name="N$29">
<contactref element="C2" pad="1"/>
<contactref element="C3" pad="2"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$30">
<contactref element="C3" pad="1"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$31">
<contactref element="R4" pad="2"/>
<contactref element="R5" pad="2"/>
<contactref element="IC1" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="N$32">
<contactref element="IC1" pad="3"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$34">
<contactref element="R8" pad="2"/>
<contactref element="C5" pad="1"/>
</signal>
<signal name="N$35">
<contactref element="C5" pad="2"/>
<contactref element="R9" pad="2"/>
<contactref element="C6" pad="2"/>
</signal>
<signal name="N$36">
<contactref element="R11" pad="1"/>
<contactref element="R12" pad="1"/>
<contactref element="R10" pad="1"/>
<contactref element="IC1" pad="6"/>
<contactref element="C6" pad="1"/>
</signal>
<signal name="N$37">
<contactref element="R13" pad="2"/>
<contactref element="IC1" pad="5"/>
</signal>
<signal name="N$39">
<contactref element="R11" pad="2"/>
<contactref element="D1" pad="A"/>
<contactref element="D2" pad="C"/>
</signal>
<signal name="N$38">
<contactref element="D1" pad="C"/>
<contactref element="D2" pad="A"/>
<contactref element="R12" pad="2"/>
<contactref element="R14" pad="1"/>
<contactref element="IC1" pad="7"/>
</signal>
<signal name="N$40">
<contactref element="R14" pad="2"/>
<contactref element="R15" pad="1"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="N$42">
<contactref element="R15" pad="2"/>
<contactref element="Q2" pad="2"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="N$43">
<contactref element="C8" pad="2"/>
<contactref element="Q2" pad="3"/>
<contactref element="R16" pad="2"/>
<contactref element="C10" pad="2"/>
</signal>
<signal name="N$45">
<contactref element="R17" pad="1"/>
<contactref element="C11" pad="+"/>
<contactref element="VR2" pad="2"/>
</signal>
<signal name="N$44">
<contactref element="C10" pad="1"/>
<contactref element="R17" pad="2"/>
<contactref element="IC3" pad="3"/>
</signal>
<signal name="N$46">
<contactref element="IC3" pad="8"/>
<contactref element="IC3" pad="7"/>
<contactref element="R18" pad="2"/>
<contactref element="C13" pad="1"/>
</signal>
<signal name="N$47">
<contactref element="C13" pad="2"/>
<contactref element="R19" pad="2"/>
<contactref element="R20" pad="1"/>
</signal>
<signal name="N$48">
<contactref element="R20" pad="2"/>
<contactref element="C14" pad="1"/>
<contactref element="R21" pad="1"/>
</signal>
<signal name="N$49">
<contactref element="R21" pad="2"/>
<contactref element="R22" pad="1"/>
<contactref element="C15" pad="1"/>
</signal>
<signal name="N$50">
<contactref element="R22" pad="2"/>
<contactref element="Q3" pad="2"/>
<contactref element="C16" pad="1"/>
</signal>
<signal name="N$51">
<contactref element="Q3" pad="3"/>
<contactref element="R23" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="C17" pad="2"/>
</signal>
<signal name="N$52">
<contactref element="C17" pad="1"/>
<contactref element="R24" pad="1"/>
</signal>
<signal name="N$53">
<contactref element="R24" pad="2"/>
<contactref element="C18" pad="1"/>
<contactref element="R25" pad="1"/>
<contactref element="R26" pad="1"/>
</signal>
<signal name="N$54">
<contactref element="R25" pad="2"/>
<contactref element="IC2" pad="6"/>
<contactref element="C19" pad="1"/>
</signal>
<signal name="N$56">
<contactref element="R26" pad="2"/>
<contactref element="IC2" pad="7"/>
<contactref element="C19" pad="2"/>
<contactref element="C100" pad="2"/>
</signal>
<signal name="N$41">
<contactref element="R10" pad="2"/>
<contactref element="VR3" pad="1"/>
<contactref element="VR3" pad="2"/>
</signal>
<signal name="N$57">
<contactref element="C7" pad="1"/>
<contactref element="RES" pad="2"/>
</signal>
<signal name="N$58">
<contactref element="RES" pad="3"/>
<contactref element="C20" pad="1"/>
</signal>
<signal name="N$59">
<contactref element="R29" pad="2"/>
<contactref element="C21" pad="1"/>
<contactref element="R31" pad="1"/>
<contactref element="C22" pad="2"/>
<contactref element="R28" pad="1"/>
<contactref element="IC2" pad="2"/>
</signal>
<signal name="N$60">
<contactref element="R30" pad="1"/>
<contactref element="C22" pad="1"/>
</signal>
<signal name="N$61">
<contactref element="C21" pad="2"/>
<contactref element="R30" pad="2"/>
<contactref element="R31" pad="2"/>
<contactref element="R32" pad="1"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="N$33">
<contactref element="R28" pad="2"/>
<contactref element="C4" pad="1"/>
<contactref element="IC1" pad="1"/>
<contactref element="R6" pad="2"/>
<contactref element="R8" pad="1"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$62">
<contactref element="R32" pad="2"/>
<contactref element="C23" pad="2"/>
</signal>
<signal name="N$63">
<contactref element="R33" pad="2"/>
<contactref element="OUT" pad="P$1"/>
<contactref element="VOL" pad="3"/>
</signal>
<signal name="N$2">
<contactref element="RATE" pad="3"/>
<contactref element="R39" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="C7" pad="2"/>
<contactref element="VR3" pad="3"/>
</signal>
<signal name="N$16">
<contactref element="Q5" pad="1"/>
<contactref element="R46" pad="1"/>
<contactref element="R47" pad="1"/>
<contactref element="Q5" pad="2"/>
</signal>
<signal name="N$17">
<contactref element="C100" pad="1"/>
<contactref element="R100" pad="2"/>
<contactref element="R29" pad="1"/>
<contactref element="C20" pad="2"/>
</signal>
<signal name="N$55">
<contactref element="C23" pad="1"/>
<contactref element="VOL" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
