Radiovibrations - Offset DX
1690 KHz
waterfall diagrams received in Handewitt, Germany on 07/01/2017 , 06/01/2017
by Peer-Axel Kroeske, DL2LBP
view offset frequency list & 24h graph at fmscan.org
1690khz_170107_08-16z_9389-0610

1690khz_170107_00-08z_9389-0610

1690khz_170106_22-00z_9389-0610
all screenshots taken with the superb and free Spectrum Lab software