EFRATOM LPRO-101 Rubidium 10MHZ Frequency Standard
joseph at kirtland.com
Sun Apr 19 10:40:32 CDT 2009
I have an interest in older display technology such as Nixie tubes.
On the Neonixie Google group, there have been a few people that have
already built Nixie or Dekatron clocks around these surplus rubidium
Pretty neat to see a "World's Most Accurate Clock" using 40 year old
display technology. To think I've always been satisfied with a WWVB
sync (DCF-77 in Europe) when I could have my own little atomic
Assuming I can attend Hamvention (very good prospect for a job in the
coming week), I should be on the lookout for one of these oscillators.
I wonder what the current new list price for a rubidium oscillator?
With the total saturation of wireless phone service, I imagine they're
relatively inexpensive now.
On Apr 19, 2009, at 5:31 AM, Frank Gentges wrote:
> I seea bunch of people selling the Efratom LPRO-101 rubidium
> standards on eBay and elsewhere. One vendor shows they have 453 and
> others are selling them in lots of 20. Price seems to be $100 each
> or less.
> Most likely, these are from cell phone sites that have either been
> shut down, like AMPS, or others upgraded with newer standards
> because these are not satisfactory.
> Anyone know what is going on? Has anyone bought one of these?
> They would seem to be very useful to synchronize modern
> communications signal processing techniques.
> Frank K0BRA
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> Tacos at amrad.org
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