SV1XV's photos with the keyword: intruder

Obnoxious Over The Horizon Radar - OTHR signal covers 10120-10140 kHz and obliterates 40% of the 30m band on April 7, 2019.

Intruder numbers station repeating "051" in A1A/CW on 14100 kHz at 1658-1710 UTC on March 19, 2019. This is an exclusively amateur radio frequency, used by the IARU/NCDXF propagation beacons. This station has ENIGMA designation M23.