[time-nuts] Efratom SLCR-101 rubidium - what have I just bought?

paul swed paulswedb at gmail.com
Thu Dec 26 11:59:56 EST 2013


I went to the website and at the bottom you can request further
information. You might want to try it.
If possible use a business address and email...
Regards
Paul
WB8TSL


On Thu, Dec 26, 2013 at 12:39 AM, Ed Palmer <ed_palmer at sasktel.net> wrote:

> Hi Philip,
>
> I also have an SLCR and have found almost no info online.  Here's the only
> thing I found:
>
> http://web.archive.org/web/20000229191126/http://www.
> datum.com/prod_slcr.html
>
> Ed
>
> On 12/25/2013 7:18 PM, Philip Pemberton wrote:
>
>> Hi guys,
>>
>> It seems I must have had a bit too much to drink after Christmas dinner,
>> as I've apparently gone crazy and bought an Efratom SLCR-101 Rubidium
>> frequency standard:
>>
>>    http://www.ebay.co.uk/itm/400624911534
>>
>> I suspect this will make a nice companion for my new-to-me (read:
>> "pre-loved") Racal-Dana 1991 frequency counter...
>>
>> Thing is, I'm finding it hard to find any information on the SLCR-101;
>> there's a lot of information on the LPRO, but this one is a bit of a
>> mystery.
>>
>> How does the SLCR-101 compare to the LPRO-101?
>>
>> If the writing on the unit case is to be believed (third photo in the
>> ebay listing), the lamp voltage is 8.34V. I found some documents which
>> suggest that 6-8V is good for an LPRO, but doesn't explain whether this
>> increases or decreases with age? Is higher better, or lower?
>>
>> Thanks,
>>
>
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