Hi VLF, I can see a stable trace at exactly 8270.0010 Hz. It is relatively long, must be more then 24 hours. I bet it is man-made (OM-made!). Is it DL3NDR? If so, the antenna current or antenna effic
Looks like there's something there, but nothing showing on Markus' receiver http://www.df6nm.darc.de/vlf/vlfgrabber.htm I'll take a look here in narrow bandwidth. It would be very nice to receive mor
Hello Stefan, I assume that's me. There ar about 370Veff on the coil. If I increase the voltage I will get problems. The best would be if I improve the antenna. The antenna is now horizontal 50m and
Hello Roland, Thanks for the feedback. Yes, adding a second wire to the antenna is certainly a good decision. But more height is better then more wire in a lower height. So if you have 50m up in 14m