Experimental Amateur Radio Station in Mainz, Germany
13 cm Beacon GB3MHS now GB3MHZ
June 23rd, 2018
When switching to 13 cm after monitoring GB3MHZ on 23 cm, I heard typical PI4 sound followed by a callsign in CW. So I learned, former GB3MHS changed the callsign to GB3MHZ and is transmitting in PI4 now.