[Elecraft] K3 Voltmeter calibration ...

[Michael Blake]

Joe, is there not at least one diode junction or solid state switch in series with the input power inside the K3?

Michael Blake - K9JRI




> On Nov 24, 2015, at 10:06 AM, Joe Subich, W4TV <lists at subich.com> wrote:
> 
> 
> OK, I'm sure I am overlooking something simple but I can not find
> (or remember) how to calibrate the voltage display in the K3.
> 
> I had to repair one of my Astron RS-35A power supplies for the first
> time in 30 years (one of the diodes shorted) and when I put it back on
> line I decided to double check the K3 Volts display against the actual
> output of the supply.  The K3 is reading about 0.2V less than the
> supply voltage.
> 
> I've been over both the K3 Owner's Manual and the K3 Assembly
> Instructions but can't find any reference to calibrating the voltage
> display.
> 
> 73,
> 
>   ... Joe, W4TV
> 
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