Radio Amateur Quiz Canadian License

EN FR

Question B-008-004-008

One possible cause of TV interference by harmonics from an SSB transmitter is from ""flat topping"" - driving the power amplifier into non-linear operation. The most appropriate remedy for this is:

Correct Answer

reduce microphone gain

Explanation

Flat-topping occurs when excessive audio drive (mic gain too high) forces the RF amplifier into saturation or cutoff, creating distortion and strong harmonics. Reducing mic gain prevents this.

Warning: Generated by AI