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  1. BlueMR2

    ICOM ic-910h

    For others that may have the same issue in the future and arrive here via Google (like I did). I was able to consistently duplicate the problem without any change on voice while changing antennas, grounds, power supplies, etc. I finally setup a digital link (with mic totally removed) and then...
  2. BlueMR2

    ICOM ic-910h

    Yeah, I'm hoping he's still around and remembers! It'd be nice to start with known prior issues before having to examine *everything*!
  3. BlueMR2

    ICOM ic-910h

    Did you ever get it figured out? My IC-910H has suddenly started doing the same thing (clean signal one day, loud "sounds like" 60 hz hum the next day on transmitted audio). Receive is perfectly clean. I've ruled out the antenna, cabling, power supply, and ground already. I've only tested on...