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Re: KPA-1500 issues

Posted by K9MA on Nov 30, 2018; 12:16am
URL: http://elecraft.85.s1.nabble.com/KPA-1500-issues-tp7646571p7646650.html

On 11/29/2018 16:57, Don Wilhelm wrote:
> Since the typical driving transceiver can tolerate an SWR of at least
> 2:1 without power foldback or damage, setting that 1.3:1 limit is
> reasonable -

That certainly is not the case with the KPA1500. An SWR of 1.4:1 can
cause it to fault well below 1500 W due to either excess current or
excessive drive power, or to greatly exceed 1500 W output.

I don't think the K3 will deliver anywhere near 100 W at 2:1, either.

73,

Scott K9MA

--
Scott  K9MA

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