[Elecraft] K3 REF*CAL issue - Resolved
hawley, charles j jr
c-hawley at illinois.edu
Sat Aug 4 20:47:29 EDT 2018
Bad link...
Chuck Jack
KE9UW
Sent from my iPhone, cjack
> On Aug 4, 2018, at 7:06 PM, Gary Smith <Gary at ka1j.com> wrote:
>
> I do not know why it was working a few
> days back and not working now but I found
> the answer revealed on this web page:
>
> http://elecraft.365791.n2.nabble.com/K3EXR
> EF-What-am-I-doing-wrong-td7614721.html
>
> It is stated in an addendum that when in
> REF CAL & you have the external 10 MHz
> source connected, you have to press 2 on
> the keypad to enable XREF IN.
>
> By doing so the asterisk started in about
> 10 seconds and all is well, the radio is
> again properly maintaining the frequency.
> No idea what made this function stop but
> this is what it took to start it again.
>
> 73,
>
> Gary
> KA1J
>
>
>> I have the K3EXREF installed in this K3. I
>> noticed when I clicked on a signal with
>> the P3 & marker, the signal was off a tad
>> from where it should be. On a hunch I
>> checked REF CAL and the asterisk was
>> missing. I know REF CAL had the flashing
>> asterisk a few days ago.
>>
>> I measured the signal coming from the
>> GPSDO and it was 10.000 0 MHz according to
>> the MFJ analyzer. I had recently put in
>> filters in the K3, a KXV3B and a KIO3B and
>> thought I might have dislodged a coax in
>> the K3 so I assured the integrity of all
>> the coax cables (I have the new synth
>> board). I also assured the K3EXREF was
>> seated properly and there were no obvious
>> loose components. I cannot get the
>> asterisk to flash and the board to lock
>> with the 10 MHz signal.
>>
>> I had to manually calibrate to WWV and it
>> was quite off.Does anyone have a
>> suggestion for me to try and get this to
>> sync? I re-read the K3EXREF installation
>> instructions and the board is nicely in
>> place, reloading known good configurations
>> with the K3 utility made no change.
>>
>> Either I borked a setting somewhere in
>> config or I have a failed component.
>>
>> Anyone have this issue before & found a
>> resolution?
>>
>> Thanks.
>>
>> 73,
>>
>> Gary
>> KA1J
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>
>
>
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