Re: Topband: earth tester

2015-04-26 Thread Lennart m
Hi Rick et al, Just reminds me of 3Y0X from Peter 1 Island in 2006. They used a 3 el yagi laying on the ice and had a VFB sig on 160 ...but calculations were made before they went to this distant QTH. Nice memory! 73 SM7BIC Len -Ursprungligt meddelande- Från: Topband

Re: Topband: earth tester

2015-04-26 Thread Richard (Rick) Karlquist
Is there some way you could lay a half wave dipole on the ground and measure the resonant frequency and radiation resistance vs the known free space values, and convert this to ground conductance and permittivity? Perhaps model it in some version of NEC and play with the ground constants until

Re: Topband: earth tester

2015-04-26 Thread Henk PA5KT
Another website with a measurement tool: http://www.technik.dhbw-ravensburg.de/~lau/gc.html I did not yet try this or N6LF's system. 73 Henk PA5KT Jorge Diez - CX6VM schreef op 4/22/2015 om 7:34 PM: Thanks Jim I will look at N6LF website, I want to measure my soil conditions 73, Jorge