[time-nuts] Timenoob - Cheap and simple 10MHz reference

Giuseppe Marullo giuseppe at marullo.it
Sun Dec 27 21:12:22 UTC 2009


Hi all,
just subscribed, I would like a quick advice on a 10MHz reference for 
calibrating my instruments and for fun. In particular, I would like to 
know if you could give me advice on EFRATOM FRS-A,FRS-C, DATUM LPRO-101, 
Thunderbolt and such.

I would prefer a GPSDO (like the Thunderbolt), but budget is very tight 
(about 100EUR), so I am searching old surplus stuff on Ebay.

Some examples:

http://cgi.ebay.com/Thunderbolt-PRECISION-GPS-10mhz-FREQUENCY-TIME-Standard_W0QQitemZ270504461779QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item3efb5285d3

http://cgi.ebay.com/EFRATOM-10MHZ-LPRO-101-Rubidium-Frequency-Standard_W0QQitemZ270504461780QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item3efb5285d4

Any caveat, anything I should ask to the seller? Minimal fw version for 
the Thunderbolt (2.2 is okay)?

Thanks in advance,

Giuseppe

PS: I am in Italy




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