[Flexradio] RF in Audio with Amp

2011-04-24 Thread Richard Lawn
It seems that I'm getting some RF in my audio when using my AL811H with 5000A. I'm keying am through a little AmpKeyer device. Any suggestions on where to put ferrites? I've used a few already bu no luck so far. I've experienced some audio distortion in the past but that seem to be due to over

Re: [Flexradio] RF in Audio with Amp

2011-04-24 Thread K9DUR
Rick, What Firewire cable are you using? The 1st thing I would try is to switch to the Granite Digital (or similar double-shielded cable). I have found that the most susceptible area to RF is the Firewire connection. Using a double-shielded cable, ferrite chokes on the Firewire cable, or both