[Lowfer] 472-479 kHz

riese-k3djc at juno.com riese-k3djc at juno.com
Tue Sep 25 20:24:26 EDT 2012


rather than using copper pipe try the shield of hamfest coax

Bob K3DJC
> I've been experimenting with "small" (like in 50') loops on 1750M.  
> My
> problem is the wire in the loops is too small so I burn up way too
> much energy in the resistance of the loop.  Going to multiple loops 
> or
> zigzags like some cellular loop antennas use did not help because 
> the
> resistance of the longer wire cancels out the efficiency gains.
> 
> My QTH is in a forest and vertical antennas couple too much energy 
> to
> the trees, so I have not given up on the tx loop idea.
> 
> Craig - N6IO


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