Radio Receivers
The local oscillator of a broadcast receiver is tuned to a frequency higher than the incoming frequency

To help the image frequency rejection
Because otherwise an intermediate frequency could not be produced
To permit easier tracking
To allow adequate frequency coverage without switching

ANSWER DOWNLOAD EXAMIANS APP

Radio Receivers
Indicate the false statement. Noting that no carrier is transmitter with J3E, we see that

The transmission is not compatible with A3E
The receiver cannot use a phase comparator for AFC
Adjacent-channel rejection is more difficult
Production of AGC is a rather complicated process

ANSWER DOWNLOAD EXAMIANS APP