<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.7.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="-40" x2="90" y2="-40" width="0" layer="20"/>
<wire x1="90" y1="-40" x2="90" y2="40" width="0" layer="20"/>
<wire x1="90" y1="40" x2="0" y2="40" width="0" layer="20"/>
<wire x1="0" y1="40" x2="0" y2="-40" width="0" layer="20"/>
</plain>
<libraries>
<library name="1_eagle_lib">
<packages>
<package name="CAP_RADIAL_6.3_POL">
<description>Capacitor, Radial, d=6.3mm, polarized</description>
</package>
<package name="CAP_BOX_LS5_2.5">
<description>Box capacitor, radial leads, LS=5mm</description>
</package>
<package name="LED5MM">
<description>LED T1 3/4 package</description>
</package>
<package name="DO35">
<description>DO-35 (a.k.a. SOD27)&lt;p&gt;
Hermetically sealed leaded glass axial package</description>
</package>
<package name="TO92_INLINE">
<description>TO-92 (a.k.a. SOT54 or SC-43A) &lt;p&gt;
Plastic single-ended leaded (through hole) package; 3 leads</description>
</package>
<package name="TO220AB_VERTICAL">
<description>TO-220AB (a.k.a SOT78 or SC-46) &lt;p&gt;
Plastic single-ended package; vertically mounted e.g. on a heatsink; 1 mounting hole; 3-leads</description>
</package>
<package name="CMF55">
<description>Metal Film Resistors, Axial, Industrial, Precision</description>
</package>
<package name="SO8">
<description>SO8; plastic small outline package; 8 leads; body width 3.9 mm</description>
</package>
<package name="WIREPAD">
<description>Pad for soldered wire</description>
</package>
<package name="DO41">
<description>DO-35 (a.k.a. SOD27)&lt;p&gt;
Hermetically sealed leaded glass axial package</description>
</package>
<package name="HEATSINK_HS231-ND">
<description>Digi-Key HS231-ND (Aavid Thermalloy 531002B00000G)</description>
</package>
<package name="HOLE_3.2_4.5">
<description>Hole d=3.2mm 4.5mm x 4.5mm from origin</description>
</package>
<package name="CMF60">
<description>Metal Film Resistors, Axial, Industrial, Precision</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C10" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C14" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C12" library="1_eagle_lib" package="CAP_BOX_LS5_2.5" value="100pF">
<attribute name="NAME"/>
</element>
<element name="C6" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C13" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C7" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C9" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C11" library="1_eagle_lib" package="CAP_BOX_LS5_2.5" value="100pF">
<attribute name="NAME"/>
</element>
<element name="C2" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C5" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C8" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="D1" library="1_eagle_lib" package="LED5MM" value="Green">
<attribute name="NAME"/>
</element>
<element name="D3" library="1_eagle_lib" package="DO35" value="1N4148">
<attribute name="NAME"/>
</element>
<element name="D5" library="1_eagle_lib" package="DO35" value="1N4148">
<attribute name="NAME"/>
</element>
<element name="D7" library="1_eagle_lib" package="TO92_INLINE" value="LM329">
<attribute name="NAME"/>
</element>
<element name="D8" library="1_eagle_lib" package="TO92_INLINE" value="LM329">
<attribute name="NAME"/>
</element>
<element name="D4" library="1_eagle_lib" package="DO35" value="1N4148">
<attribute name="NAME"/>
</element>
<element name="D6" library="1_eagle_lib" package="DO35" value="1N4148">
<attribute name="NAME"/>
</element>
<element name="D2" library="1_eagle_lib" package="LED5MM" value="Green">
<attribute name="NAME"/>
</element>
<element name="Q1" library="1_eagle_lib" package="TO92_INLINE" value="BC556">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q4" library="1_eagle_lib" package="TO220AB_VERTICAL" value="D44H11">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q2" library="1_eagle_lib" package="TO92_INLINE" value="BC546">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q3" library="1_eagle_lib" package="TO220AB_VERTICAL" value="D45H11">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="1_eagle_lib" package="CMF55" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="1_eagle_lib" package="CMF55" value="249">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="1_eagle_lib" package="CMF55" value="10">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="1_eagle_lib" package="CMF55" value="499">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="1_eagle_lib" package="CMF55" value="4.99k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="1_eagle_lib" package="CMF55" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R18" library="1_eagle_lib" package="CMF55" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R20" library="1_eagle_lib" package="CMF55" value="100">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="1_eagle_lib" package="CMF55" value="249">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="1_eagle_lib" package="CMF55" value="10">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="1_eagle_lib" package="CMF55" value="499">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R13" library="1_eagle_lib" package="CMF55" value="4.99k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R15" library="1_eagle_lib" package="CMF55" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="1_eagle_lib" package="CMF55" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R19" library="1_eagle_lib" package="CMF55" value="100">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="1_eagle_lib" package="CMF55" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U3" library="1_eagle_lib" package="SO8" value="ad825">
<attribute name="NAME"/>
</element>
<element name="U4" library="1_eagle_lib" package="SO8" value="ad825">
<attribute name="NAME"/>
</element>
<element name="W1" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W12" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W7" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W8" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W2" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W9" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W10" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W5" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W6" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W3" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W4" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="W11" library="1_eagle_lib" package="WIREPAD" value="WIREPAD">
<attribute name="NAME"/>
</element>
<element name="Z1" library="1_eagle_lib" package="DO41" value="6.8v">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Z2" library="1_eagle_lib" package="DO41" value="6.8v">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="HS3" library="1_eagle_lib" package="HEATSINK_HS231-ND" value="HEATSINK_HS231-ND"/>
<element name="HS4" library="1_eagle_lib" package="HEATSINK_HS231-ND" value="HEATSINK_HS231-ND"/>
<element name="U$3" library="1_eagle_lib" package="HOLE_3.2_4.5" value=""/>
<element name="U$4" library="1_eagle_lib" package="HOLE_3.2_4.5" value=""/>
<element name="U$5" library="1_eagle_lib" package="HOLE_3.2_4.5" value=""/>
<element name="U$6" library="1_eagle_lib" package="HOLE_3.2_4.5" value=""/>
<element name="C3" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="C4" library="1_eagle_lib" package="CAP_RADIAL_6.3_POL" value="220uF">
<attribute name="NAME"/>
</element>
<element name="R1" library="1_eagle_lib" package="CMF55" value="249">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="1_eagle_lib" package="CMF55" value="249">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="1_eagle_lib" package="TO220AB_VERTICAL" value="LM317T">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="1_eagle_lib" package="TO220AB_VERTICAL" value="LM337T">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="HS1" library="1_eagle_lib" package="HEATSINK_HS231-ND" value="HEATSINK_HS231-ND"/>
<element name="HS2" library="1_eagle_lib" package="HEATSINK_HS231-ND" value="HEATSINK_HS231-ND"/>
<element name="D9" library="1_eagle_lib" package="LED5MM" value="Green">
<attribute name="NAME"/>
</element>
<element name="D10" library="1_eagle_lib" package="LED5MM" value="Green">
<attribute name="NAME"/>
</element>
<element name="R5" library="1_eagle_lib" package="CMF60" value="2.2R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="W13" library="1_eagle_lib" package="WIREPAD" value="WIREPAD"/>
<element name="W14" library="1_eagle_lib" package="WIREPAD" value="WIREPAD"/>
<element name="R6" library="1_eagle_lib" package="CMF60" value="2.2R"/>
</elements>
<signals>
<signal name="MID+">
<contactref element="D1" pad="A"/>
<contactref element="R7" pad="2"/>
<contactref element="Q4" pad="2"/>
<contactref element="C3" pad="POS"/>
<contactref element="R1" pad="1"/>
<contactref element="U1" pad="2"/>
</signal>
<signal name="PG+">
<contactref element="W2" pad="P$1"/>
<contactref element="R3" pad="1"/>
<contactref element="C1" pad="NEG"/>
<contactref element="W10" pad="P$1"/>
<contactref element="U3" pad="4"/>
<contactref element="C13" pad="NEG"/>
<contactref element="C3" pad="NEG"/>
</signal>
<signal name="N$3">
<contactref element="R3" pad="2"/>
<contactref element="D1" pad="K"/>
<contactref element="Q1" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="R7" pad="1"/>
<contactref element="Q1" pad="3"/>
</signal>
<signal name="N$5">
<contactref element="Q1" pad="1"/>
<contactref element="Q4" pad="1"/>
<contactref element="Z1" pad="K"/>
<contactref element="C6" pad="POS"/>
</signal>
<signal name="V+">
<contactref element="Q4" pad="3"/>
<contactref element="W9" pad="P$1"/>
<contactref element="U3" pad="7"/>
<contactref element="C13" pad="POS"/>
<contactref element="D10" pad="K"/>
</signal>
<signal name="N$7">
<contactref element="C6" pad="NEG"/>
<contactref element="Z1" pad="A"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="R9" pad="2"/>
<contactref element="U3" pad="6"/>
</signal>
<signal name="AMP1_N">
<contactref element="U3" pad="2"/>
<contactref element="D3" pad="K"/>
<contactref element="D5" pad="A"/>
<contactref element="R16" pad="2"/>
<contactref element="R15" pad="1"/>
<contactref element="C9" pad="NEG"/>
</signal>
<signal name="AMP1_P">
<contactref element="U3" pad="3"/>
<contactref element="C7" pad="POS"/>
<contactref element="D3" pad="A"/>
<contactref element="D5" pad="K"/>
<contactref element="R11" pad="1"/>
</signal>
<signal name="S+_P">
<contactref element="W5" pad="P$1"/>
<contactref element="R13" pad="2"/>
<contactref element="R19" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="R13" pad="1"/>
<contactref element="R11" pad="2"/>
<contactref element="D7" pad="2"/>
</signal>
<signal name="S+_N">
<contactref element="W6" pad="P$1"/>
<contactref element="C7" pad="NEG"/>
<contactref element="D7" pad="3"/>
<contactref element="R16" pad="1"/>
<contactref element="C11" pad="1"/>
</signal>
<signal name="SV+">
<contactref element="R15" pad="2"/>
<contactref element="C9" pad="POS"/>
<contactref element="R19" pad="1"/>
<contactref element="C11" pad="2"/>
</signal>
<signal name="MID-">
<contactref element="R8" pad="2"/>
<contactref element="Q3" pad="2"/>
<contactref element="D2" pad="K"/>
<contactref element="C4" pad="NEG"/>
<contactref element="R2" pad="1"/>
<contactref element="U2" pad="3"/>
</signal>
<signal name="PG-">
<contactref element="W4" pad="P$1"/>
<contactref element="R4" pad="1"/>
<contactref element="W12" pad="P$1"/>
<contactref element="U4" pad="7"/>
<contactref element="C2" pad="POS"/>
<contactref element="C14" pad="POS"/>
<contactref element="C4" pad="POS"/>
</signal>
<signal name="N$1">
<contactref element="R4" pad="2"/>
<contactref element="Q2" pad="2"/>
<contactref element="D2" pad="A"/>
</signal>
<signal name="N$2">
<contactref element="R8" pad="1"/>
<contactref element="Q2" pad="3"/>
</signal>
<signal name="N$6">
<contactref element="Q2" pad="1"/>
<contactref element="Q3" pad="1"/>
<contactref element="C5" pad="NEG"/>
<contactref element="Z2" pad="A"/>
</signal>
<signal name="V-">
<contactref element="Q3" pad="3"/>
<contactref element="W11" pad="P$1"/>
<contactref element="U4" pad="4"/>
<contactref element="C14" pad="NEG"/>
<contactref element="D9" pad="A"/>
</signal>
<signal name="N$9">
<contactref element="R10" pad="1"/>
<contactref element="C5" pad="POS"/>
<contactref element="Z2" pad="K"/>
</signal>
<signal name="N$10">
<contactref element="R10" pad="2"/>
<contactref element="U4" pad="6"/>
</signal>
<signal name="AMP2_N">
<contactref element="U4" pad="2"/>
<contactref element="D4" pad="K"/>
<contactref element="D6" pad="A"/>
<contactref element="R18" pad="2"/>
<contactref element="R17" pad="1"/>
<contactref element="C10" pad="POS"/>
</signal>
<signal name="AMP2_P">
<contactref element="U4" pad="3"/>
<contactref element="D4" pad="A"/>
<contactref element="D6" pad="K"/>
<contactref element="R12" pad="1"/>
<contactref element="C8" pad="NEG"/>
</signal>
<signal name="S-_P">
<contactref element="W7" pad="P$1"/>
<contactref element="R14" pad="2"/>
<contactref element="R20" pad="2"/>
</signal>
<signal name="N$11">
<contactref element="R14" pad="1"/>
<contactref element="R12" pad="2"/>
<contactref element="D8" pad="3"/>
</signal>
<signal name="S-_N">
<contactref element="W8" pad="P$1"/>
<contactref element="R18" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="C8" pad="POS"/>
<contactref element="D8" pad="2"/>
</signal>
<signal name="SV+1">
<contactref element="R17" pad="2"/>
<contactref element="R20" pad="1"/>
<contactref element="C12" pad="2"/>
<contactref element="C10" pad="NEG"/>
</signal>
<signal name="N$13">
<contactref element="R2" pad="2"/>
<contactref element="U2" pad="1"/>
<contactref element="D9" pad="K"/>
</signal>
<signal name="N$14">
<contactref element="R1" pad="2"/>
<contactref element="U1" pad="1"/>
<contactref element="D10" pad="A"/>
</signal>
<signal name="IN+">
<contactref element="W1" pad="P$1"/>
<contactref element="C1" pad="POS"/>
<contactref element="U1" pad="3"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="IN-">
<contactref element="W3" pad="P$1"/>
<contactref element="C2" pad="NEG"/>
<contactref element="U2" pad="2"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="N$15">
<contactref element="R5" pad="1"/>
<contactref element="W13" pad="P$1"/>
</signal>
<signal name="N$16">
<contactref element="W14" pad="P$1"/>
<contactref element="R6" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
