engineering recuitment BEL Probationary Engineers Mock Test 2025 Communication Systems Passband Transmission Amplitude Shift Keying (ASK)
In ______ a Carrier is transmitted for a 1-bit, and nothing is transmitted for 0-bit, this is analogous to flashing light communication.
1
M-ary digital modulation
2
Phase shift keying
3
8-point phase shift keying
4
On-off keying