Radiovibrations - Offset DX

1640 KHz

waterfall diagrams received in Handewitt, Germany on 28/01/2017 , 27/01/2017

by Peer-Axel Kroeske, DL2LBP view offset frequency list & 24h graph at fmscan.org
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1640khz_170127_16-00z_9694-0305 all screenshots taken with the superb and free Spectrum Lab software