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Electronic Devices - Oscillator Circuits

Exercise : Oscillator Circuits - General Questions
41.
The Nyquist plot combines the two Bode plots of gain versus frequency and phase shift versus frequency on a single plot.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
Calculate the resonant frequency of this oscillator.

1560.34 Hz
3120.70 Hz
4681.07 Hz
6241.37 Hz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
What is the total phase shift requirement, around the feedback loop, for a phase-shift oscillator?
90°
180°
270°
360°
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
An input signal is needed for an oscillator to start.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Referring to this figure, calculate the amplification gain with feedback for the following circuit values: R1 = 80 k, R2 = 20 k, Ro = 10 k, RD = 61 k, and gm = 4000 μS.

–4.36
–4.25
–6.35
–20.85
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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