[Elecraft] [K3] Spontaneous HI CURR, audio reduction in RX mode

[Björn Ekelund]

Mike,

do you have the latest firmware? I believe a similar issue was mentioned in
a firmware update.
I have experienced it myself at SK3W on a station with an outdated
firmware.

73,

Björn SM7IUN


Den tis 5 feb. 2019 kl 19:47 skrev Mike K8CN <Mike.Carter at unh.edu>:

> I believe I found a potential answer in the K3 manual (to my
> embarrassment, I
> should have looked there first, eh?) under the Troubleshooting section,
> Receive mode:
>
> "HI CUR or SPKRS=1 warning: HI CUR may indicate a shorted left speaker
> channel; the K3 will
> reduce AF gain."
>
> Funny thing is that I don't use the internal speaker, just headphones
> connected via the rear panel PHONES jack, and have never plugged anything
> into the external speaker jack.......I guess I'll unbutton the case and see
> if any wiring is awry.  The intermittency of the HI CUR warning in receive
> mode is puzzling - if there's a shorted audio channel, I would think it
> would stay shorted unless my headphones have an intermittent short on one
> side.
>
> Thanks, too, to Joe, 4Z7JBA, for his offline suggestion of another
> potential
> cause for the observed behavior in receive mode.
>
> Mike, K8CN
>
>
>
> --
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