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Operational amplifiers (op-amps) definition
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An operational amplifier (op-amp) is an integrated circuit (IC) chip that contains a high-gain differential amplilier. The inputs have very high input impedance and draw essentially no current.

op-amp symbolSchematic of an op-amp in an inverting amplifier circuit oops!

In this circuit the output voltage is governed by the following relationship: Vout = -Vin ( Rfeedback / Rin ) Related TopicsIntroduction to electronicsIntroduction to data acquisition

See also:
other regulated material (ORM) definition
onium compounds definition
organyl groups definition
Optical Purity definition
oligopeptides definition
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