Question

In transistor oscillators, FET and BJT are used. Instability is achieved by:
A)giving a negative feedback
B)giving a positive feedback
C)using a tank circuit
D)none of the mentioned

Accepted Answer

Instability in transistor oscillators is achieved by giving a positive feedback, which reinforces the signal and sustains oscillation.

Quiz 7: Microwave Network Noise Figure, Oscillator Circuits, and Negative Resistance Devices

In transistor oscillators, FET and BJT are used. Instability is achieved by: