+C 76600 68600 1 90 0 resistor.sym
+{
+T 76200 68900 5 10 0 0 90 0 1
+device=RESISTOR
+T 76700 69200 5 10 1 1 0 0 1
+refdes=R6
+T 76600 68600 5 10 0 0 0 0 1
+footprint=0402
+T 76700 68800 5 10 1 1 0 0 1
+value=33k
+}
+C 76800 66100 1 0 0 resistor.sym
+{
+T 77100 66500 5 10 0 0 0 0 1
+device=RESISTOR
+T 77100 66400 5 10 1 1 0 0 1
+refdes=R8
+T 76800 66100 5 10 0 0 0 0 1
+footprint=0402
+T 77100 65900 5 10 1 1 0 0 1
+value=47k
+}
+C 75600 68500 1 0 0 resistor.sym
+{
+T 75900 68900 5 10 0 0 0 0 1
+device=RESISTOR
+T 75900 68800 5 10 1 1 0 0 1
+refdes=R5
+T 75600 68500 5 10 0 0 0 0 1
+footprint=0402
+T 75900 68300 5 10 1 1 0 0 1
+value=33k
+}
+C 76600 65300 1 90 0 resistor.sym
+{
+T 76200 65600 5 10 0 0 90 0 1
+device=RESISTOR
+T 76000 65900 5 10 1 1 0 0 1
+refdes=R9
+T 76600 65300 5 10 0 0 0 0 1
+footprint=0402
+T 76000 65500 5 10 1 1 0 0 1
+value=470
+}
+C 76600 67700 1 90 0 resistor.sym
+{
+T 76200 68000 5 10 0 0 90 0 1
+device=RESISTOR
+T 76700 68300 5 10 1 1 0 0 1
+refdes=R7
+T 76600 67700 5 10 0 0 0 0 1
+footprint=0402
+T 76700 67900 5 10 1 1 0 0 1
+value=33k
+}
+N 74700 68600 75600 68600 4
+C 76700 64400 1 90 0 capacitor.sym
+{
+T 76000 64600 5 10 0 0 90 0 1
+device=CAPACITOR
+T 76000 65000 5 10 1 1 0 0 1
+refdes=C2
+T 75800 64600 5 10 0 0 90 0 1
+symversion=0.1
+T 76700 64400 5 10 0 0 0 0 1
+footprint=0402
+T 76000 64600 5 10 1 1 0 0 1
+value=1uF
+}
+N 76500 67700 76500 67500 4
+N 76800 67100 76500 67100 4
+N 76500 67100 76500 66200 4
+N 76500 66200 76800 66200 4
+N 78100 67300 78100 66200 4
+N 78100 66200 77700 66200 4
+C 77200 66600 1 0 0 gnd.sym
+C 74900 68600 1 90 0 capacitor.sym
+{
+T 74200 68800 5 10 0 0 90 0 1
+device=CAPACITOR
+T 74300 69200 5 10 1 1 0 0 1
+refdes=C6
+T 74000 68800 5 10 0 0 90 0 1
+symversion=0.1
+T 74200 68700 5 10 1 1 0 0 1
+value=0.1uF
+T 74900 68600 5 10 0 1 90 0 1
+footprint=0402
+T 74900 68600 5 10 0 1 90 0 1
+loadstatus=smt
+T 74900 68600 5 10 0 1 90 0 1
+vendor=digikey
+T 74900 68600 5 10 0 1 90 0 1
+vendor_part_number=399-3027-1-ND
+}
+N 75300 69700 74700 69700 4
+N 74700 69700 74700 69500 4
+T 76400 70100 9 10 1 0 0 0 1
+To minimize input-bias-current errors, R8 = R7 + 1/2 R6
+T 77300 65000 9 10 1 0 0 0 1
+* star ground
+T 77400 66700 9 10 1 0 0 0 1
+*
+T 76600 64300 9 10 1 0 0 0 1
+*
+T 75400 68400 9 10 1 0 0 0 1
+*
+C 76800 66900 1 0 0 opamp.sym
+{
+T 77900 68200 5 10 0 0 0 0 1
+device=IC
+T 77400 68000 5 10 1 1 0 0 1
+refdes=U4
+T 77900 68800 5 10 0 0 0 0 1
+symversion=0.1
+T 77400 67700 5 10 1 1 0 0 1
+value=OPA356
+T 76800 66900 5 10 0 0 0 0 1
+footprint=SOT23-5
+}