Strange Signals and Mysterious Oscillations

The IARU-R1 Monitoring System newsletter reports mysterious oscillations on 28000 kHz and strange signals from Central Africa

The International Amateur Radio Union Monitoring System (IARUMS) Region 1 June 2017 newsletter -

Reports of Amateur Band intruders can be logged on the IARU Region 1 Monitoring System Logger -

Monitor the short wave bands on-line with a web based SDR receiver -