Radio Receivers
Show which of the following statements about the amplitude limiter is untrue:

The output must be tuned
When the input increases past the threshold of the limiting, the gain decreases to keep the output constant.
Leak-type bias must be used
The circuit is always biased in class C, by virtue of the leak-type bias.

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

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

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