ICOM R-75 Antenna

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ka3jjz

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There really isn't a 'final pick' for any antenna on a radio. It's very much dependent on what you want to hear, what is your budget and the environment around the antenna itself. You've said it's going into an attic - is there a lot of Romex out there? What about air vents and shafts? And how about the outside - have you got aluminum siding and a roof with metal in the soffets and facia? All of this is going to play a role. Do you know how to properly solder a connection?

There are many possibilities, and one that works for one individual might not work for another for the above reasons. Loops are certainly a popular choice (but quite pricey), but you can do very well with wire antennas, too. For example when I had a rather large attic, I put a wire loop up there that was about 25 foot square and fed it to the switchbox shown in the Carpet Loop. It was used with a TenTec RX-320 and worked extremely well. You could make an attic loop by winding wire around the perimeter of the attic and feeding it with a 9:1 transformer, sometimes called a magnetic longwire balun. But that's only 1 of a myriad of possibilities. Some have put the PAR EF-SWL antenna up nice and high in the attic - that too could work

So let's have some answers. What do you want to hear? Tell us some more about your attic...

I'm having this moved to our HF antennas forum, since that's what is being discussed here.
 
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Ryangn

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Columbia County, GA
I have to have my antenna in the attic as well and I use the PAR EF-SWL. I am pleased with the reception that I am getting. I have not tried any of the other ideas that Mike mentioned. I would like to get a Wellbrook one day though. I think I could probably get away with putting that outside without the HOA getting all worked up.
 

kc2kth

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Toms River NJ
I have to have my antenna in the attic as well and I use the PAR EF-SWL. I am pleased with the reception that I am getting. I have not tried any of the other ideas that Mike mentioned. I would like to get a Wellbrook one day though. I think I could probably get away with putting that outside without the HOA getting all worked up.

Those would be my first two choices for non-homebrew types. However I ran my R75 in my office with a roughly 25' length of wire around the perimeter of the room at the ceiling held there with push pins for a couple of years. I still have the wire up, but sold the R75 a few years ago. Now I use that wire on my Kenwood R5000, Icom 7000 (rx only obviously) and my various portables (YB400PE, DX398, Eton Satellite and new PL-680).
 
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