Operational Amplifier (op-amp) Positive power supply (+12V) Negative power supply (-12V) Inverting input Non-inverting input Non-inverting input (V+) Inverting input (V-) Negative power supply (-12V) Output Output (V o ) Positive power supply (+12V) Electrical Schematic Symbol Integrated Circuit 8 Pin DIP (Dual In-line Package)
Single Input, Inverting amp + - R1R1 R2R2 EoEo EiEi E* - + i-i- +12V -12V i2i2 i1i1 R3R3
Single Input, Inverting amp + - R1R1 R2R2 EoEo EiEi +12V -12V R3R3
Multiple input, summing amplifier R2R R1R R3R3 EoEo E1E1 E2E2 R4R4 +12V -12V
Single input, non-inverting amplifier R1R R2R2 EoEo EiEi V -12V R3R3
Dual input, difference amplifier R2R EoEo E2E2 E1E1 R1R1 R2R2 R1R1 +12V -12V
“Buffered” Potentiometer via Voltage Divider +12V V EOEO EiEi +12V -12V
Integrating amp + - R EoEo EiEi C +12V -12V
Comparator EoEo E ref EiEi +12V -12V
Instrumentation Amp RGRG - R3R3 R2R2 R1R1 R3R3 R2R2 R1R1 EOEO - + EiEi
- + E in V -12V COM V Hz COM -12V +12V DMM Function Generator - + E out
- + E in V -12V V -12V V -12V V -12V