[Elecraft] KPA500 Question

Paul Grigorieff n1helradio at gmail.com
Wed May 7 19:17:34 EDT 2014


I found that the K-Line set-up (K3, P3, KAT500, and KPA500) fit very nicely
into my RV-turned-shack.  You can see my operating position in the top
picture on my QRZ.com page (click to enlarge).  After replacement of a
board "sandwich" early in its life, my KPA has functioned perfectly, and
usually gets me through the pileups I want to work.  I usually run it at
about 400w, and find many other KPA users do about the same.
  -Paul, N1HEL


On Wed, May 7, 2014 at 3:39 PM, Dauer, Edward <edauer at law.du.edu> wrote:

>
> I don¹t know what the design rationale was, but I do know why I went that
> way after looking at KW and 1.5 KW amps from several other manufacturers.
> Pretty simple - I can run the KPA500 and the K3 from existing 117 vac
> power in my home.  A KW would require either a dedicated 220 line or an
> increase in my fire insurance coverage.  The on-the-air signal gain from
> 500 to 1000 isn¹t very much . . . cheaper to put another few DB into the
> antenna system. Having decided that 500 was the right size, choosing
> Elecraft wasn¹t even in doubt due to the integration of the equipment,
> among other things.
>
>
> Ted, KN1CBR
>
>
> >
> >Message: 3
> >Date: Wed, 7 May 2014 08:06:42 -0400
> >From: Slava Baytalskiy <slavka at nullserv.com>
> >To: elecraft <elecraft at mailman.qth.net>
> >Subject: [Elecraft] KPA500 question
> >Message-ID: <DDB19B1B-36A7-4C80-AC5B-821BD5EBB353 at nullserv.com>
> >Content-Type: text/plain; charset=us-ascii
> >
> >Hello everyone!
> >I'm a proud owner of a new K3/P3.
> >Almost there...
> >Can someone please explain to me the rationale behind the KPA500? Why
> >500W?
> >Is there a tremendous difference between legal limit and about half of it
> >(which is what i hear KPA500 can do)?
> >I understand the ease of use, how the amp follows the radio. I get all
> >that. But why half of max power?
> >Chances are i won't be buying any more amps for the foreseeable future if
> >i get the KPA500 at Dayton this year, so i'd like to know that it will
> >cover everything i need it to (and i have no idea what that might be).
> >
> >I hope this question isn't too confusing.
> >I'm a new ham (almost a year new), so please be gentle.
> >Thanks in advance!
> >__________________
> >Slava (Sal) B, W2RMS
> >W2RMS at arrl.net
> >
> >
> >>
>
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-- 
Paul Grigorieff
N1HEL
781-526-1911
Half Moon Bay, CA


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