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The setting of the DC operating point (the DC voltage or current about which the instantaneous value might vary) of an electronic component that processes time-varying signals.

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Voltage reference vs voltage regulator

I need to bias some op amp inputs with a voltage. I’m in the 10-60 hz range. I need the bias voltage to be as low noise as possible, like -155 dbv . Would a voltage reference, voltage regulator, or ev …