[Elecraft] Amp Thoughts: 1000 watts or 1500 watts?

[Richard Thorne]

Hi John,

I don't combine my KPA-500's.  I use them in an SO2R setup.

Rich - N5ZC

On 3/30/2017 1:53 PM, john at kk9a.com wrote:
> There are various circumstances and 1.76dB may or may not be important.
> Much depends on your interests and goals.
>
> I am curious how you combined two KPA500's. The commercial combiners that
> I have seen are extremely expensive and are not set up for the KPA500
> automatic band switching. Perhaps an Elecraft KPA combiner would would be
> a good option?
>
> John KK9A
>
>
> from: Richard Thorne rthorne at rthorne.net
> Thu Mar 30 12:31:48 EDT 2017
>
> I have a pair of KPA-500's for an SO2R setup.  Seamless.
>
> I've been running the numbers on the advantage of going to 1000 or 1500
> watts.
>
> 500 watts to 1000 watts - 3.01 db gain
> 500 watts to 1500 watts - 4.77 db gain
>
> Will the increase from 1000 to 1500 watts or a 1.76 db increase in
> gain,  make a difference? I'm sure it would in some circumstances, but
> how often?
>
> I'm just starting on my quest to increase my dxcc totals on 80 and 160,
> so maybe that 1.76 db would be the difference between a having a qso or
> not having a qso.
>
> What are the thoughts of the serious low band guys?
>
> Thanks
>
> Rich - N5ZC
>
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