On 9/9/2010 12:49 PM, [email protected] wrote:
> Ralph-- 
>
> As far as getting a signal through mountainous terrain, look at NVIS antennas 
> for HF -- we use them for Field Day for just that kind of communications, 200 
> - 300 miles in mountainous terrain. Figuring out propagation delays is going 
> to be interesting with NVIS though. 
>
> 73 de Bob K6RTM 
> ------------------------------
Actually, it's not too hard. layer sounding for single site DF has been
pretty well documented for a long time.  Getting it with accuracy to 15
feet is probably impossible though.

-- 
mailto:[email protected]    
Oz
POB 93167 
Southlake, TX 76092 (Near DFW Airport) 





_______________________________________________
time-nuts mailing list -- [email protected]
To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
and follow the instructions there.

Reply via email to