Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 25 (Q.No. 1)
1.
Which of the following is an indirect way of generating FM?
Armstrong modulator
Varactor diode modulator
Reactance FET modulator
Reactance bipolar transistor
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Thulasiram said:   1 decade ago
How to the answer it?

Sunil kumar said:   1 decade ago
FM is generated by two methods: 1st is Direct method which is known as parameter variation method and other one is Indirect method which is called as Armstrong method, in this the crystal oscillator is used as carrier frequency generator.

Lalit chauhan said:   10 years ago
Armstrong method is also known as indirect method to generate FM.

Post your comments here:

Your comments will be displayed after verification.