Icom 706 Audio Distortion

Icom IC-706 Mk2 G Distorted | QRZ Forums

https://forums.qrz.com/index.php?threads/icom-ic-706-mk2-g-distorted.601726/

IC706 MkIIG distorted transmit audio on FM | QRZ Forums

https://forums.qrz.com/index.php?threads/ic706-mkiig-distorted-transmit-audio-on-fm.573316/

I recently acquired a used Icom 706 MKIIG that seems to be functioning OK except for FM (I haven't been able to actually test other modes yet but the power output on them is fine at least). Receive audio is perfectly fine, but when I went to …

[email protected] | IC706MK2G HF Receive Distortion Problem

https://groups.io/g/IC706/topic/88893611

I would put in a call to Icom first if you need some work done. They did some work on my 706 last summer for me. They no longer fully support the 706 but they will still do some work on them. Give them a call to see if they can do the work you need. Carey W4TFZ

Audio modification for Icom 706 - schray.de

http://www.schray.de/icom706/Audio%20modification%20for%20Icom%20706%20V1_1.pdf

Modifications for Icom 706 Mark 1, Version 1.1 Dirk Schray, DG3DIS 12.5.05 www.schray.de / [email protected] - 1 - Audio modification for Icom 706 (Mark I) by DG3DIS, 12.5.05 The original setup of icom´s 706 has a very poor audio quality on tx and even on rx. So i …

Most Common Service Questions for the Icom IC-706 - QSL.net

https://www.qsl.net/icom/oldicomfaq/ic-706.html

Most Common Service Questions for the Icom IC-706. ... Low/distorted RX audio. Probable Cause: Burned foil trace on PLL unit. Cure: Repair SPE (ground) foil trace on PLL unit. ... All ICOM radios significantly exceed FCC regulations limiting spurious emissions. All stated specifications are subject to change without notice or obligation.

706: Microphone Tips | KV5R.COM

https://kv5r.com/ham-radio/icom-706mkiig/706-microphone-tips/

The supplied HM-103 hand mike is the best one you can run on the 706. I do NOT recommend using other mikes on the 706, except the Heil iCM series. Other mikes, including Icom desk mikes, will have a sound clarity that is inferior to the stock hand mike (yes, really)… The HM-103 sounds best when you talk across it.

ICOM IC-706 Filter Board HAM Radio Repair | K3RRR Kilo ...

https://k3rrr.com/icom-ic-706-filter-board-ham-radio-repair/

Hi Steve, The early ICOM 706 MK1 had a low TX audio path problem i.e. sounded quite) which could be fixed by replacing the negative feedback. resistor to a higher value on the first stage audio amp IC. I am not aware. that the MK2 had this problem (May be the same). Check R236 by IC22 on the.

IC-706 dead - Amfone

http://amfone.net/Amforum/index.php?topic=25009.0

The symptoms can be intermittent distorted or garbled audio, affecting receive and transmit, or complete loss of RX/TX. The MKIIG has four VCO circuits, each one has a trimmer capacitor. Often, these trimmer caps will become unstable.

706: New Setup | KV5R.COM

https://kv5r.com/ham-radio/icom-706mkiig/706-new-setup/

PTC and DR series Modem to Radio Cable Reference

http://www.farallon.us/webstore/PTC%20modem%20cable%20ref.pdf

Icom 706 9095 (6ft) 8081 (6ft) Icom 706 Mk II 9095 (6ft) 8081 (6ft) 8120 cable is required in place of 9095 if audio distortion is found while TX when modem is connected to radio Icom 706 Mk IIG 9095 (6ft) 8081 (6ft) 8120 cable is required in place of 9095 if audio distortion is found while TX when modem is connected to radio Icom 707 9090 (6ft ...