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Operational Amplifier (op-amp)

Operational Amplifier (op-amp). Positive power supply (+12V). 8. 1. Inverting. -. Positive power. input (V-). 2. 7. Inverting input. Output (V o ). supply (+12V). 741. 3. 6. Non-inverting input. Output. Non-inverting. +. input (V+). 4. 5. Negative power. supply (-12V).

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Operational Amplifier (op-amp)

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  1. Operational Amplifier (op-amp) Positive power supply (+12V) 8 1 Inverting - Positive power input (V-) 2 7 Inverting input Output (Vo) supply (+12V) 741 3 6 Non-inverting input Output Non-inverting + input (V+) 4 5 Negative power supply (-12V) Negative power supply (-12V) Integrated Circuit 8 Pin DIP (Dual In-line Package) Electrical Schematic Symbol

  2. Single Input, Inverting amp i1 R1 R2 i2 + i- +12V Ei - + - E* - + + -12V Eo R3 -

  3. Single Input, Inverting amp R1 R2 + +12V Ei - - + + -12V Eo R3 -

  4. Multiple input, summing amplifier R3 R1 + R2 +12V E1 - + - + E2 + -12V Eo - R4 -

  5. Single input, non-inverting amplifier R2 R1 +12V - R3 + + -12V + Eo Ei - -

  6. Dual input, difference amplifier R1 R2 + +12V E1 - - R1 + + -12V + Eo E2 R2 - -

  7. “Buffered” Potentiometer via Voltage Divider +12V +12V - + + + -12V EO Ei - - -12V

  8. Integrating amp R C + +12V Ei - - + + -12V Eo -

  9. Comparator +12V - + + Eref + -12V + Eo - Ei - -

  10. Instrumentation Amp + R2 + - R1 R3 Ei - RG + + R3 R1 EO R2 - - - - +

  11. +12V Function Generator DMM 7 +12V 2 - 741 4.237 6 + + 3 + VWHz Ein COM -12V 4 Eout - - COM -12V

  12. + Ein - 7 7 7 7 +12V +12V +12V +12V 2 2 2 2 - - - - 741 741 741 741 6 6 6 6 3 3 3 3 + + + + -12V -12V -12V -12V 4 4 4 4

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