Hi Group Harry G3MFW has completed a series of through the ground tests at 8.9KHz with some rather respectable results up to 18Km with a non locked crystal signal source and 60 second dots. His full
On 18/04/2014 17:08, DK7FC wrote: Thanks to Harry and you for sharing the link to this most intersting experiments. I've been reading it carefully. It motivates myselfe to think a bit more about VLF
Hi Jim, Many thanks for your comments. You are obviously more skilled than I am. I would very much like to have a copy of your results. I will send you my E-mail address.