Is it my receiver or is there a heterodyne of some sort on 20M? I hear it a 14.152, 14.213, 14.274, and 14.323. I didn't check the dial calibration so it might be +/- 1 KHz or so. Since I hear it about every 60 KHz, it leads me to believe it is my receiver, Collins 75S-3. David KC2JD/4