[Elecraft] K3 - failing the milliwatt calibration

[aa4lr at mac.com]

I just tried it with a brand-spanking new 50ohm BNC terminator. This eliminated the cable and adapters I needed for my 50 watt dummy load. 

Same result.

> On Jan 6, 2023, at 8:42 AM, Chuck Shefflette <chuck.shefflette at gmail.com> wrote:
> 
> Bill,
> 
> I've had similar things happen. Try a different dummy load and/or cable and make sure all the connectors are tight. A slight mismatch at that power level will really make a difference.
> 
> 73,
> Chuck, AA3CS
> 
> On Fri, Jan 6, 2023, 08:38 Bill Coleman via Elecraft <elecraft at mailman.qth.net> wrote:
> I have two K3s, and both are failing the milliwatt calibration. One fails on 160m, the other on 6m, both with similar error messages.
> 
> This is an example of the failure:
> 
> Calibrating at 1.900 MHz
> IsSamplingComplete: Unexpected response ‘DB 2.08 MW;’ to ‘DB;’.
> Calibration power settled at ‘2.08 MW;’
> 1 milliwatt calibration failed.
> 
> 
> Any ideas?
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