[Elecraft] G5RV
David Cutter
d.cutter at ntlworld.com
Sun May 20 01:31:34 EDT 2007
BUT if you just want to get out for general rag-chewing, then the coax
version combined with a rig with built-in auto matching makes for a very
simple set-up.
For a local ham with bad arthritis, that's all he wanted, ie push-button
technology, no fiddling with knobs as he put it. I couldn't think of an
easier solution for him.
The only extra was a switch to make it into a top loaded system for 160m.
For top to ten, this is the simplest and most cost-effective antenna I have
ever used. After all, even though he lost a few watts in the coax, he was
still getting out and probably within an S point of a properly set up
doublet. Instead of running 50W he could run 100W, power is cheap and
amateur radio gave him a great buzz.
KISS where-ever possible.
David
G3UNA
----- Original Message -----
From: "john petters" <tjpost at traditional-jazz.com>
To: "Ron D'Eau Claire" <rondec at easystreet.com>
Cc: "'Elecraft'" <elecraft at mailman.qth.net>
Sent: Saturday, May 19, 2007 8:39 PM
Subject: Re: [Elecraft] G5RV
>
>
> Ron D'Eau Claire wrote:
>
>>
>> Used that way, the G5RV is identical to the common multi-band doublet
>> used
>> since the 1920's. It's efficient if:
>>
>> 1) An efficient tuner is used capable of matching the rig to the antenna,
>> and
>>
>> 2) No coax or other lossy feed line is used between the tuner and the
>> radiator.
>>
>> Bottom line is that the practice of putting the tuner at the rig, and
>> running coax between the tuner and the radiator with perhaps a balun or
>> unun
>> thrown in significantly increases the losses.
>
> Agree absolutely
> John G3YPZ
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