Klock, Harold F. Department of Electrical and Computer Engineering, Ohio University, Athens, Ohio.
- Amplifier feedback
- Positive and negative feedback
- Analysis and design
- Input and output impedances
- Oscillator feedback
- Servomechanism feedback
- Links to Primary Literature
- Additional Readings
A circuit that returns a portion of the output signal of an electronic circuit or control system to the input of the circuit or system. When the signal returned (the feedback signal) is at the same phase as the input signal, the feedback is called positive or regenerative. When the feedback signal is of opposite phase to that of the input signal, the feedback is negative or degenerative.
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