IW4DXW 8270 Hz Carrier detected – Italian VLF QRB Record

After months of test I finally detected the VLF carrier signal from Riccardo IW4DXW. Today, probably thanks to a particular propagation condition on VLF, was possible for me to “read” during the entire daylight the signal from Riccardo’s transmitter. Unfortunately with the first rain drops the signal was cancelled from my spectrogram. But I don’t […]

First reception on 8270 Hz

Finally, thanks to Stefan DK7FC, I’ve my first “human” signal on 8 kHz band. Stefan was active for all the last week-end on the band to give me a chance to receive his signal, and pixel after pixel the signal apeared in this way: A well marked peak exactly on 8270.005 Hz shows the integration […]