[TenTec] Preselector for SDR

[Spencer]

Jim Brown wrote:
> t would work quite well as a receive antenna.  And yes, magnetic loops 
> are well known to have quite narrow bandwidth, which would allow 
> nulling interference along one axis.  N6RK uses a magnetic RX loop to 
> null his own transmit antenna so that he can run SO2R during 160M 
> contests. He puts one station on 1801 running (calling CQ) and the
I found that the magnetic loop was the only antenna that I could use at 
the 2016 QUARTZFEST.  Hundreds of switch mode power supplies.
Tuning is a problem but they work.