Electronics and Communication Engineering - Radio Receivers - Discussion

Discussion Forum : Radio Receivers - Section 1 (Q.No. 35)
35.
Which of the following oscillator is generally not used at VHF?
Colpitts oscillator
Clapp oscillator
Armstrong oscillator
Ultra Audio oscillator
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Omakr said:   6 years ago
Armstong oscillator indirect FM method.

Here the FM having high image frequency rejection. The oscillators used in very high frequency range.
(1)

Viji said:   1 decade ago
Why is not using?

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