Topband: Receiving Loops

Larry Molitor w7iuv at yahoo.com
Fri Oct 13 20:07:14 EDT 2006



"Mike(W5UC) & Kathy(K5MWH)" <w5uc at cox.net> wrote:
Therefore, let me ask:  Has anyone constructed a K9AY or similar terminated
loop antenna with one end near a chain link fence, and if so, what were the
results?  Mike,

I have treid quite a few different RX antennas in compromised locations when I was in AZ. The K9AY is a great antenna and is obviously easy to construct, but there just ain't no free lunch. It along with several of the K6SE designs suffered badly from the influence of nearby structures. That's not to say it wasn't an improvement over the TX vertical, but you can do better.

The Flag configuration was overall the least likely to be compromised by nearby "stuff" including elevated radials. Over a period of two years of testing in various locations around the yard, it was always the best. Of course it's a lot harder to implement. No free lunch.

73,

Larry - W7IUV
DN07dg - central WA
http://w7iuv.com

 		
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