Icom 735 Audio Troubleshooting

Icom 735 Common Problems and How to Fix them?

https://www.kaccradio.com/icom-735-problems-fix/#:~:text=When%20you%20shift%20the%20radio%20between%20USB%20and,735%20users%20face%20is%20with%20their%20dial%20encoders.

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Icom 735 Common Problems and How to Fix them?

https://www.kaccradio.com/icom-735-problems-fix/

IC-735 Common Failures - K7MEM

https://k7mem.com/IC735_Common_Failures.html

2) Astron power supply needs additional RF decoupling. 3) Early production IC-735 needs factory update. Cure: Check power supply voltage at pin 7 of either accessory jack in TX mode. It should not vary excessively from RX standby voltage or drop below 12 volts.

Most Common Service Questions for the Icom IC-735 - QSL.net

https://www.qsl.net/icom/oldicomfaq/ic-735.html

1) Low power supply voltage in TX. 2) Astron power supply needs additional RF decoupling. 3) Early production IC-735 needs factory update. Cure: Check power supply voltage at pin 7 of either accessory jack in TX mode. It should not vary excessively from RX …

Icom IC-735 Repair - JXQZ.org

http://jxqz.org/amateur_radio/repair/ic735/

Icom IC-735 Repair Checkout and Painting I purchased this radio at the Seaside, OR hamfest and got a good deal on it because: It was hot pink It did not work ... Audio is ok on sideband and FM, but a little distorted on AM. The built-in speaker sounds ok but a bit raspy at times. Tthe radio sounds ok with an external speaker.

ICOM IC-735: Most Common Failures, Symptoms and Cures ...

http://freeradiocafe.com/forum/viewtopic.php?f=14&t=5988

If the IC-735 is an early production unit, it may need a factory update to prevent chirp. Call Icom Technical Support for update information. Symptom: Harsh-sounding or extremely rough-sounding mic audio when used on either antenna or dummy load. Average SSB output seems low; must increase mic gain to a high level for proper TX output.