[Elecraft] K2/100 pwr out control problem

[Ken Alexander]

Hi Robert,

What happens if you try that into a dummy load instead of your antenna?  How's your SWR?

73 - Ken


--- On Fri, 4/22/11, Robert G. Strickland <rcrgs at verizon.net> wrote:

> From: Robert G. Strickland <rcrgs at verizon.net>
> Subject: [Elecraft] K2/100 pwr out control problem
> To: "Elecraft" <elecraft at mailman.qth.net>
> Date: Friday, April 22, 2011, 10:46 AM
> I'm running a K2/100 Ser# 5957,
> operational for about three years. Just 
> now, control of pwr out has become intermittant. I can
> control pwr out 
> in the basic K2 thru the range 0 -13w. Anything over that
> and the K2 
> meter sticks at about 13w, but the amp output jumps
> immediately and 
> somewhat randomly to between 50-100w with no "smooth"
> control. 
> Decreasing the K2 pwr out below 10w or so, and the overall
> pwr out drops 
> accordingly, the K2 meter reads "correctly," and the total
> unit pwr out 
> (external meter) agrees with the K2 meter. I've tried
> cycling on/off, 
> different bands, different modes. All the same. Any
> suggestions most 
> welcome.
> 
> ...robert
> 
> -- 
> Robert G. Strickland, PhD, ABPH - KE2WY
> rcrgs at verizon.net
> Syracuse, New York, USA
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