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Louie, Technician
Category: Consumer Electronics
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Experience:  25+ yrs. experience in the field and 5+ yrs. online, down to component level.
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Yaesu ft897d will transmit on FM but not SSB or AM on the HF

Customer Question

yaesu ft897d will transmit on FM but not SSB or AM on the HF band, what can be the problem?
Submitted: 9 months ago.
Category: Consumer Electronics
Expert:  Louie replied 9 months ago.

Hi Jack, I’m Louie. Sorry you had to wait awhile but I’ll do my best to help.

Initially, is there a carrier (even very low) on HF AM/SSB?

Still, if all external, setting & configurations possibilites have been checked & ruked out, then proposed preliminary internal hardware checks (if have not been done) by tracing mic audio through:

  • • Q1098;
  • • Q1118;
  • • Q1071.