The best thing I did with the Corsair was to get an ANC-4 noise canceller. That little unit took a little fiddling, but it took out much noise, power lines, ignition and even some of the atmospherics. I recommend them highly! Clark WA3JPG On Mar 19, 2005, at 2:16 PM, Bruce Lanning wrote: > Thanks Clark for the input. > Bruce...W1GBS