[time-nuts] PM6681 and Timelab (was: PM6680 or 53131A for TimePod)

Azelio Boriani azelio.boriani at gmail.com
Tue Nov 17 15:30:36 EST 2015


Not necessarily, if you follow the service manual's procedure, you can
replace the backup 3V cell safely, keeping the calibration data: the
problem is checking periodically the backup cell or replacing it
regularly (say, every 5 years).

On Tue, Nov 17, 2015 at 12:33 PM, davidh <dhooke at gmail.com> wrote:
>
>
> Hi Angus,
>
> I have three 6681s operating concurrently under a single instance of timelab
> beta. It operates perfectly, even live n-cornered measurements. Kudos to
> John!
>
> The only downside (and I understand why it's this way) is that each counter
> needs a unique GPIB interface, but this is a timelab requirement and nothing
> to do with the counters.
>
> My only fear regarding the counters is that I'll lose the cal one day, so
> I'm keen to discover how we can calibrate them ourselves.
>
> Cheers,
>
> david
>
>
> On 17/11/2015 7:32 AM, Angus wrote:
>>
>> Hi,
>>
>> PM6681's turn up at quite a good price too, and you get a lot of
>> extras over the 6680 - does anyone know if Timelab will work with a
>> 6681?
>>
>> Angus.
>>
>>
>>
>> On Sun, 15 Nov 2015 15:10:42 -0800, you wrote:
>>
>
>
>
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