Physics · Communication Systems
The frequency spectrum of a Narrow Band Frequency Modulation (NBFM) signal closely resembles that of an:
- 1Amplitude Modulated (AM) signal with a phase shift of 180 degrees at the Lower Sideband (LSB) frequency✓
- 2Single sideband suppressed carrier (SSB-SC) signal
- 3Frequency Shift Keying (FSK) signal
- 4Pulse Code Modulated (PCM) signal
Correct answer
Amplitude Modulated (AM) signal with a phase shift of 180 degrees at the Lower Sideband (LSB) frequency
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