" <[EMAIL PROTECTED]>
To: "Discussion of precise time and frequency measurement"
Sent: May 26, 2005 11:13 AM
Subject: RE: [time-nuts] 10811 serial numbers
> BTW, does anyone know if the 10811-series oscillators had any 'tamper
> resistant' label of any form, suc
> BTW, does anyone know if the 10811-series oscillators had any 'tamper
> resistant' label of any form, such that if one was missing, you could
> reasonably assume someone has taken it apart at some time?
None of them I have seen has anything like that.
-- john KE5FX
_
Alberto di Bene wrote:
How are the 10811 OCXOs serially numbered ?
I ask this, because from a photo on eBay I saw a 10811-60111 with
serial number 2850A47273, a rather long number. The 10811-60111 in my
5328 counter has as S/N the number A03912, which looks like it belongs
to a dif
I think the numbering scheme was changed a few years ago. The 2850 tells us it
was built in 1988 (28 years after 1960). I think this portion has been dropped,
perhaps when the spin-off from HP happened. I lost track of that in my last few
years there. The A (in both cases) signifies that it was