Re: KPA500 Questions about power and efficiency
Posted by
Richard Lamont on
Jan 17, 2018; 8:37am
URL: http://elecraft.85.s1.nabble.com/KPA500-Questions-about-power-and-efficiency-tp7637476p7637491.html
On 16/01/18 23:52, Don Wilhelm wrote:
> Bottom line, the Elecraft amplifiers will do maximum power at a 50% duty
> cycle all day long. You should reduce the power for long winded AM
> transmissions, but otherwise you can run maximum power.
If you're running AM, 500W PEP is what you get with 125W carrier and
100% modulation. Run over 125W carrier and you will flat top and
splatter. (In theory. I don't use AM so haven't tried it.)
73,
Richard G4DYA
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