IW4DXW VLF Grabber - locator JN64bw - Ariano Ferrarese, Italy
Setup: Raspberry Pi 5, Behringer UMC404HD USB audio interface, GPS Ublox NEO-M8T and miniwhip

Wide waterfall (1.46 Hz FFT, 2 sec. scroll, 10 min. update)


8270 Hz waterfall (424 µHz FFT, 10 min. scroll+update)


5170 Hz waterfall (424 µHz FFT, 10 min. scroll+update)


8270 Hz waterfall (44.7 µHz FFT, 30 min. scroll, 10 min. update)



Stream (0 - 96kHz)


IW3RMR's beacon 476.6kHz
CW audio


HOME   Mestre - JN65cl   Treviso - JN65cq  

Andrea IW3HYG & Riccardo IW4DXW - 2025