<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.4.0">
<drawing>
<board>
<plain>
<wire x1="31.75" y1="0" x2="34.29" y2="2.54" width="0" layer="20" curve="90"/>
<wire x1="34.29" y1="2.54" x2="34.29" y2="22.86" width="0" layer="20"/>
<wire x1="34.29" y1="22.86" x2="31.75" y2="25.4" width="0" layer="20" curve="90"/>
<wire x1="31.75" y1="25.4" x2="2.54" y2="25.4" width="0" layer="20"/>
<wire x1="2.54" y1="25.4" x2="0" y2="22.86" width="0" layer="20" curve="90"/>
<wire x1="0" y1="22.86" x2="0" y2="2.54" width="0" layer="20"/>
<wire x1="0" y1="2.54" x2="2.54" y2="0" width="0" layer="20" curve="90"/>
<wire x1="2.54" y1="0" x2="31.75" y2="0" width="0" layer="20"/>
<text>0v</text>
<text>Balanced</text>
<text>Input</text>
<text>DIYRE '17</text>
<text>Building Block #1</text>
<text>Rev B</text>
</plain>
<libraries>
<library name="DIYRE">
<packages>
<package name="DIL08">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="CON-.100-3">
</package>
<package name="CON-.100-2">
</package>
<package name="TESTPOINT">
</package>
<package name="C-NP-3.5/8">
</package>
<package name="AUDIOIN-BALANCED">
</package>
<package name="SYM+">
</package>
<package name="SYM-">
</package>
<package name="SYM-CHASSIS">
</package>
<package name="C-NP-2.5">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 2.5 mm, outline 2.5 x 5 mm</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U1" library="DIYRE" package="DIL08" value="THAT12xx">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="CB1" library="DIYRE" package="C-NP-2.5" value=".1u">
<attribute name="NAME"/>
</element>
<element name="CB2" library="DIYRE" package="C-NP-2.5" value=".1u">
<attribute name="NAME"/>
</element>
<element name="IN" library="DIYRE" package="AUDIOIN-BALANCED" value="CON-AUDIO-BAL-GND">
<attribute name="NAME"/>
</element>
<element name="PWR" library="DIYRE" package="CON-.100-3" value="CON-PWR-DUAL-SUPPLY">
<attribute name="NAME"/>
</element>
<element name="OUT" library="DIYRE" package="CON-.100-2" value="CON-AUDIO-UNBAL.100&quot;">
<attribute name="NAME"/>
</element>
<element name="C4" library="DIYRE" package="C-NP-3.5/8" value="100u">
<attribute name="NAME"/>
</element>
<element name="C1" library="DIYRE" package="C-NP-2.5" value="470p">
<attribute name="NAME"/>
</element>
<element name="C2" library="DIYRE" package="C-NP-2.5" value="470p">
<attribute name="NAME"/>
</element>
<element name="C3" library="DIYRE" package="C-NP-2.5" value="47p">
<attribute name="NAME"/>
</element>
<element name="TP1" library="DIYRE" package="TESTPOINT" value="Gnd">
<attribute name="VALUE"/>
</element>
<element name="U$1" library="DIYRE" package="SYM+" value=""/>
<element name="U$2" library="DIYRE" package="SYM-" value=""/>
<element name="U$3" library="DIYRE" package="SYM-CHASSIS" value=""/>
</elements>
<signals>
<signal name="GND">
<contactref element="CB2" pad="2"/>
<contactref element="PWR" pad="P$2"/>
<contactref element="OUT" pad="P$2"/>
<contactref element="CB1" pad="2"/>
<contactref element="U1" pad="1"/>
<contactref element="TP1" pad="P$1"/>
</signal>
<signal name="N$3">
<contactref element="U1" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="IN" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="U1" pad="3"/>
<contactref element="C2" pad="2"/>
<contactref element="IN" pad="2"/>
</signal>
<signal name="GNDA">
<contactref element="IN" pad="1"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="+15V">
<contactref element="U1" pad="7"/>
<contactref element="PWR" pad="P$1"/>
<contactref element="CB1" pad="1"/>
</signal>
<signal name="-15V">
<contactref element="PWR" pad="P$3"/>
<contactref element="CB2" pad="1"/>
<contactref element="U1" pad="4"/>
</signal>
<signal name="N$1">
<contactref element="U1" pad="6"/>
<contactref element="C4" pad="+"/>
<contactref element="U1" pad="5"/>
</signal>
<signal name="N$2">
<contactref element="OUT" pad="P$1"/>
<contactref element="C4" pad="-"/>
</signal>
<signal name="N$5">
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="1"/>
<contactref element="C3" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
