[Elecraft] charger recommmendation for k2 internal battery

Daniel Reynolds [email protected]
Tue Apr 29 10:02:00 2003


I just bought the 3 Amp 13.6 Volt power supply from Radio Shack, and took a
Torx driver to open the case and adjusted it's potentiometer for an output
voltage of 14.0 Volts. I understand that the voltage needs to be with in 0.2
Volts of 14 Volts, so if you turned it down a little (perhaps to 13.9 or 13.8)
you could still get a charge out of it, but it would take significantly longer
to top off the internal battery - but since the manufacturer suggests 14.0
Volts, that's where I set mine.

Since you are not able to see, perhaps a another ham nearby would be willing to
crack the case on your power supply to adjust the output voltage for you.

72/73,
Daniel - AA0NI

--- Gary Lee <[email protected]> wrote:
> Have a k2 with kbt2 installed.  Have a rs 3.5 amp power supply, but only 
> puts out 13.6v according to my rs volt meter.
> 
> Would like something to fully charge my battery, and according to list 
> wisdom, I need around 14.2v out of the supply.
> 
> Any recommendations for a charger?
> 
> Point of background, preferrably something I don't need to adjust.  Am 
> totally blind, and hate to have to rely on the volt meter all the time.
> 
> Wouldn't have to run the whole k2, just keep it charged.
> 
> Thanks for any help.
> 
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