engineering recuitment GATE IN Test Series 2023-24 Mock Test Communication Systems Pulse Modulation Delta Modulation (DM)
The input to a linear delta modulator having a step size of 0.628 is a sine wave having frequency 'fm' and amplitude 'Am', if the sampling frequency 'fs' = 40 kHz, then the combination of 'fm' and Am where slope overload distortion take place is fm (kHz) Am (volts) are _______
1
8 kHz, 0.3 V
2
4 kHz, 1.3 V
3
2 kHz, 3 V
4
1 kHz, 3 V