<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.3.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="38.1" y2="0" width="0" layer="20"/>
<wire x1="38.1" y1="0" x2="38.1" y2="38.1" width="0" layer="20"/>
<wire x1="38.1" y1="38.1" x2="0" y2="38.1" width="0" layer="20"/>
<wire x1="0" y1="38.1" x2="0" y2="0" width="0" layer="20"/>
<text>B-15N Bias V1.2</text>
<text>BIAS ADJ</text>
</plain>
<libraries>
<library name="amplib">
<description>&lt;h3&gt;Amp Components&lt;/h3&gt;
This library contains components for audio amplifiers&lt;br&gt;&lt;br&gt;

&lt;br&gt;&lt;br&gt;
&lt;b&gt;
&lt;/b&gt; 
&lt;br&gt;&lt;br&gt;
</description>
<packages>
<package name="5,0/1,1">
<description>&lt;b&gt;THROUGH-HOLE PAD&lt;/b&gt;</description>
</package>
<package name="RTRIM3250W">
<description>&lt;b&gt;Trimm resistor&lt;/b&gt; BOURNS&lt;p&gt;
Source: &lt;a href="http://www.bourns.com/pdfs/3250.pdf"&gt; Data sheet &lt;/a&gt;</description>
</package>
<package name="0411/12">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0411, grid 13.3 mm</description>
</package>
<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="rcl">
<packages>
<package name="E5-10,5">
<description>&lt;b&gt;ELECTROLYTIC CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 5.08 mm, diameter 10.5 mm</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="BIAS" library="amplib" package="5,0/1,1" value="PAD_PAD3">
<attribute name="NAME"/>
</element>
<element name="C15" library="rcl" package="E5-10,5" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C19" library="rcl" package="E5-10,5" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="GND" library="amplib" package="5,0/1,1" value="PAD_PAD3">
<attribute name="NAME"/>
</element>
<element name="AC" library="amplib" package="5,0/1,1" value="PAD_PAD3">
<attribute name="NAME"/>
</element>
<element name="R34A" library="amplib" package="RTRIM3250W" value="20KL">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R35" library="amplib" package="0411/12" value="56K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R34B" library="amplib" package="0411/12" value="38K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R42" library="amplib" package="0411/12" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R36" library="amplib" package="0411/12" value="100K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="amplib" package="DO41-10" value="1N4007">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="N$1">
<contactref element="AC" pad="1"/>
<contactref element="R36" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="R36" pad="1"/>
<contactref element="D1" pad="C"/>
<contactref element="R35" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="GND" pad="1"/>
<contactref element="C19" pad="+"/>
<contactref element="C15" pad="+"/>
<contactref element="R34A" pad="2"/>
<contactref element="R34A" pad="1"/>
<contactref element="R35" pad="1"/>
</signal>
<signal name="N$11">
<contactref element="R42" pad="2"/>
<contactref element="C15" pad="-"/>
<contactref element="D1" pad="A"/>
</signal>
<signal name="N$20">
</signal>
<signal name="N$21">
</signal>
<signal name="N$25">
</signal>
<signal name="N$26">
</signal>
<signal name="N$5">
<contactref element="BIAS" pad="1"/>
<contactref element="R34B" pad="1"/>
<contactref element="R42" pad="1"/>
<contactref element="C19" pad="-"/>
</signal>
<signal name="N$4">
<contactref element="R34B" pad="2"/>
<contactref element="R34A" pad="3"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
