State two disadvantages of TRF receiver over superheterodyne receiver.

State two disadvantages of TRF receiver over superheterodyne receiver.
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1 Answer

Answer :

Disadvantages of TRF Receiver:

1. Instability due to oscillatory nature of RF amplifier.

2. Variation in bandwidth over tuning range.

3. Insufficient selectivity at high frequencies

4. Poor adjacent channel rejection capability 
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