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One phase shift network of an RC phase shift oscillator contain __________ capacitor.

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One phase shift network of an RC phase shift oscillator contain __________ capacitor.

(a) 1

(b) 2

(c) 3

(d) 0

The question was asked during an interview for a job.

The doubt is from RC Phaseshift Oscillator in division Oscillators of Analog Circuits

1 Answer

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Best answer
Right answer is (a) 1

To explain I would say: One phase shift network of an RC phase shift oscillator contains one capacitor and one resistor. This single network causes a phase shift of 60° and a total of 180° through the amplifier stage and 180° through the second inverting stage, a total of 0.

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