[Elecraft] KXP-100/KX-3 integration

[mjrosen]

I'd generally run 75W, My activations 2-3 hours (I get tired) 20AH should make it from all the responses I've seen..Thanks, Marc KM7AZ


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On Tuesday, July 8, 2025, 9:35 AM, Mike Dodd via Elecraft <elecraft at mailman.qth.net> wrote:

On 7/8/2025 12:13 PM, Bob Stephens AF9W via Elecraft wrote:
> A consideration with the KXPA100 is that it requires a minimum of 13.8 volts to get 100w out.  As the voltage drops below that amount, the output drops also.  I owned one for 10 years and it didn't like operating from AGM batteries.  At 12.6 volts I got around 80w.

Keep in mind that 20-watt difference is less than 1db -- one-sixth of an 
S-unit.

--- Mike N4CF

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