Amateur Extra · FCC ELEMENT 4

E4B10

Amateur Extra · FCC Element 4 · answer reveals automatically

Which of the following methods measures intermodulation distortion in an SSB transmitter?

AnswerModulate the transmitter using two AF signals having non-harmonically related frequencies and observe the RF output with a spectrum analyzer

The standard two-tone SSB test uses two non-harmonically related audio-frequency tones and observes the RF output spectrum for intermodulation products.