engineering recuitment BEL Probationary Engineers Mock Test 2025 Communication Systems Receivers Classification of Receivers
In a superheterodyne receiver, if the intermediate frequency is 450 kHz and the signal frequency is 1000 kHz, then the local oscillator frequency and image frequency respectively are
1
1450 kHz and 100 kHz
2
550 kHz and 1900 kHz
3
1450 kHz and 1900 kHz
4
550 kHz and 1450 kHz