written 5.1 years ago by
teamques10
★ 64k
|
• modified 5.1 years ago |
Subject: Principles of Communication Engineering
Difficulty : Medium
Marks : 05
|
written 5.1 years ago by
teamques10
★ 64k
|
• modified 5.1 years ago |
| Sr No. | Narrow Band FM | Wide Band FM |
|---|---|---|
| 1 | Modulation index is less than 1 | Modulation index is greater than 1 |
| 2 | Frequency Deviation = 5KHz | Frequency Deviation = 75KHz |
| 3 | Modulating Frequency = 3KHz | Modulating frequency range from 30 Hz to 15KHz |
| 4 | Bandwidth = 2fm | Bandwidth 15 times NBFM, Bandwidth = $2(\delta+fm_{max})$ |
| 5 | Maximum modulation index is slightly greater than 1 | Maximum modulation index between 5 to 2500 |
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