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Icom America - 2 way radios

Knowledge Base Article 5AWC496A41

Issue

IC-735-Distorted RX/TX-My 735 has distorted RX/TX, or no RX/TX on one or more bands. Distorted SSB audio sounds raspy and rough. The problem may be temperature related.

Resolution

There is a bad trimmer capacitors on PL unit, HPL VCO section. Replace the plastic trimmer capacitors C37, C45, C52, and C59 with ceramic equivalents. Also replace the reference oscillator trimmer capacitor C138.
For more details, click the attached PDF.

Category

Amateur/DStar : 4. Miscellaneous / FAQ's : Mobile/Base : IC-735

Attachments

File NameFile Type File Size
IC-735 trimmer caps.RJWSr.pdf application/pdf 248.5 KB
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