VLF Rx

VLF Receiver new Home – Back Online!

M0DTS VLF Rx in IO94IL 54.5N,1.29W – (DK7FC design) E-field Probe at 6m above ground

VLF Spectrograms for 8.27KHz 200uHz resolution, 15min overlap at 5min intervals. You may have to use Shift-F5 to refresh correctly.

Broken DC cable repaired 15/11/24
Should be working now… 12/2/2025




60min overlap and 15min interval:



5170Hz 60min overlap and 15min interval:





1480Hz Optical Beacon tests – 10km NLOS! 75mW to 1xLED no lens.