The band
A receiver you can sweep. Signals separate by pitch rather than volume, exactly as they do on a real radio — tune past a station and hear it slide down through your filter. Then find the callsigns by ear and log them.
A receiver you can sweep. Signals separate by pitch rather than volume, exactly as they do on a real radio — tune past a station and hear it slide down through your filter. Then find the callsigns by ear and log them.