[time-nuts] What cut do I have?
Bob Camp
lists at rtty.us
Mon Jan 28 02:38:59 UTC 2013
Hi
It could also be an AT, IT or FC cut. A lot depends on just how hot the oven is running. Best bet is indeed AT.
Bob
On Jan 27, 2013, at 7:40 PM, Magnus Danielson <magnus at rubidium.dyndns.org> wrote:
> On 01/28/2013 01:01 AM, Ed Breya wrote:
>> If you meant to say the frequency starts out too high when the oven is
>> cold, then I think it's AT cut.
>
> OK. I looked at the previous posts and it was not very clear from them, and I was too lazy/busy to heat up an idel AT OCXO. I just felt the +41.4 ppm deviation was a little low for an AT cut.
>
> Meanwhile, out of 22 LPROs tested, only 3 has BITE error, so 19 locks up. Out of 4 cesiums tested, 3 locks up and one fails. Trimming needed on all.
>
> Cheers,
> Magnus
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