[Elecraft] Fwd: P3 SPAN Instability

[Gary J Ferdinand]

> Begin forwarded message:
> 
> From: Gary J Ferdinand <alaparos at w2cs.net>
> Subject: Re: [Elecraft] P3 SPAN Instability
> Date: March 10, 2019 at 11:43:06 AM EDT
> To: Victor Rosenthal 4X6GP <k2vco.vic at gmail.com>
> 
> That was an excellent suggestion!  I hadn’t thought of the factory reset.  I did as you suggested. So far all is well.
> 
> TU / 73
> 
> Gary W2CS
> 
> 
>> On Mar 10, 2019, at 11:06 AM, Victor Rosenthal 4X6GP <k2vco.vic at gmail.com> wrote:
>> 
>> I had a problem in which both SPAN and CENTER changed arbitrarily (it
>> seemed) on band changes. I finally saved the configuration using the P3
>> Utility, reset the P3 to factory parameters (power off, hold LABELS
>> while powering on, wait for 2 seconds, let go of LABELS), and finally
>> used the utility to restore the configuration.
>> The problem hasn't recurred -- it's been a few weeks and it was pretty
>> much a daily occurrence.
>> YMMV.
>> 
>> 
>> 73,
>> Victor, 4X6GP
>> Rehovot, Israel
>> Formerly K2VCO
>> CWops no. 5
>> http://www.qsl.net/k2vco/
>> 
>> On 10/03/2019 16:51, Gary J Ferdinand wrote:
>>> Various searches dredged up nothing helpful.  I recently developed a
>>> P3 problem.  The SPAN does not get saved.  Whenever I change bands to
>>> a band I had set it, say, to 50 kHz, the SPAN resets itself to 5 kHz.
>>> Sometimes I can even watch the display as it cranks down the
>>> bandwidth.
>>> This is a P3 *without* SVGA, but *with* TXMon.  It has 1.60 firmware
>>> installed and reloaded without effect.  It is not directly connected
>>> to a PC. The transceiver to which it is connected is a K3S.
>>> P3 SPAN settings:  SpanScale: REF LEVEL ONLY, SteppedSpan:  OFF
>>> I appreciate any pointers to where I should look.  Thanks.
>>> 73/Gary W2CS
>