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RADIO RECEIVERS

Radio Receivers
A low ratio of the ac to the dc load impedance of a diode detector results in

Diagonal clipping
Poor AGC operation
Poor AF response
Negative-peak clipping

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Radio Receivers
Indicate which of the following circuits could not demodulate SSB:

Phase discriminator
Product modulator
Balance modulator
BFO

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Radio Receivers
If the intermediate frequency is very high (indicate false statement)

The selectivity will be poor
Tracking will be improved
The local oscillator need not be extremely stable
Image frequency rejection is very good

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Radio Receivers
One of the following cannot be used to demodulate SSB:

Complete phase-shift generator
Bipolar transistor balanced modulator
Product detector
Diode Balance modulator

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Radio Receivers
Indicate which of the following statements about the advantages of the phase discriminator over the slope detector is false:

Much easier alignment
Better linearity
Fewer tuned circuits
Greater limiting

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