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operational amplifier

Line breaks: op¦er|ation¦al amp¦li|fier

Definition of operational amplifier in English:

noun

Electronics
An amplifier with high gain and high input impedance (usually with external feedback), used especially in circuits for performing mathematical operations on an input voltage.
Example sentences
  • And with this, their conversation has shifted from op-amps to the upcoming French Open.
  • The digital communications circuit includes an impedance controller having an operational amplifier connected to control an impedance presented to the two-wire loop by the interface circuit.
  • Specially designed low noise transistors and operational amplifiers have been designed that have a very low noise figure and these are what the design engineers have used in the amplifier stages that are used in the Tower Top Amplifiers.

Definition of operational amplifier in:

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