<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="22.86" y2="0" width="0" layer="20"/>
<wire x1="22.86" y1="0" x2="22.86" y2="22.86" width="0" layer="20"/>
<wire x1="22.86" y1="22.86" x2="0" y2="22.86" width="0" layer="20"/>
<wire x1="0" y1="22.86" x2="0" y2="0" width="0" layer="20"/>
<text>BigNoise</text>
<text>Buffer</text>
<text>IN</text>
<text>OUT</text>
<text>GND</text>
<text>9V</text>
</plain>
<libraries>
<library name="resistors">
<description>&lt;b&gt;Resistors&lt;/b&gt;
&lt;ul&gt;
&lt;li&gt;6mm long -- the size of 1/4 watt resistors
&lt;li&gt; all resistor values have the same size package; you choose the value of resistance 
&lt;/ul&gt;</description>
<packages>
<package name="R0207/3">
<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="capacitors-elec">
<description>&lt;b&gt;Capacitors, Polar Electrolytic, Radial &lt;/b&gt;
&lt;ul&gt;
&lt;li&gt;large value capacitors: .22 - 470uF (uF = µF = mF)
&lt;li&gt;often used in power supply filters
&lt;/ul&gt;</description>
<packages>
<package name="080_035_1">
<description>&lt;b&gt;8mm diameter, 3.5mm lead spacing, 0.1" pad spacing&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="capacitors-film">
<description>&lt;b&gt;Capacitors, Ceramic&lt;/b&gt;
&lt;ul&gt;
&lt;li&gt;very small capacitances: 1 - 1000pF
&lt;/ul&gt;</description>
<packages>
<package name="BOX_BIG">
</package>
<package name="BOX_SMALL">
</package>
</packages>
</library>
<library name="integrated circuits">
<description>&lt;b&gt;Integrated Circuits&lt;/b&gt;
&lt;ul&gt;
&lt;li&gt;mostly op amps (e.g., 4558, TL072)&lt;/li&gt;
&lt;li&gt;also CD4049 (for Anderton's Tube Sound Fuzz, the Red Llama, ...)
&lt;li&gt;generally gathered from Eagle libraries
&lt;/ul&gt;</description>
<packages>
<package name="DIL08">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="R1" library="resistors" package="R0207/3" value="100K"/>
<element name="R2" library="resistors" package="R0207/3" value="100K"/>
<element name="R4" library="resistors" package="R0207/3" value="100K"/>
<element name="R5" library="resistors" package="R0207/3" value="560R"/>
<element name="C1" library="capacitors-elec" package="080_035_1" value="47uF"/>
<element name="C2" library="capacitors-film" package="BOX_SMALL" value="100nF"/>
<element name="C3" library="capacitors-film" package="BOX_BIG" value="1uF"/>
<element name="IC1" library="integrated circuits" package="DIL08" value="TL072"/>
<element name="R3" library="resistors" package="R0207/3" value="1M"/>
</elements>
<signals>
<signal name="IN">
<contactref element="C2" pad="1"/>
</signal>
<signal name="N$1">
<contactref element="IC1" pad="2"/>
<contactref element="IC1" pad="1"/>
<contactref element="C3" pad="2"/>
</signal>
<signal name="9V">
<contactref element="R1" pad="1"/>
<contactref element="IC1" pad="8"/>
</signal>
<signal name="GND">
<contactref element="IC1" pad="4"/>
<contactref element="C1" pad="-"/>
<contactref element="R2" pad="1"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="R5" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="OUT">
<contactref element="R5" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="R1" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="C1" pad="+"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="IC1" pad="3"/>
<contactref element="C2" pad="2"/>
<contactref element="R3" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
