DF3LP wrote: Recording HBG75 (75 kHz) over the whole last week I found a strong anomaly at Saturday, 14th. I observed a steep increase of field strength (9dB) followed by a smooth decrease looking li
Hello Group, Recording HBG75 (75 kHz) over the whole last week I found a strong anomaly at Saturday, 14th. I observed a steep increase of field strength (9dB) followed by a smooth decrease looking li