Boy am I glad I didn't go to either! On Oct 15, 2012, at 17:30, "David I. Emery" <[email protected]> wrote:
> In a mad moment at the NEARFest flea this weekend I grabbed > a 5061A for $250. Poor thing was getting wet in the rain and needed > a home. Really really heavy to carry to the car, however... > > It has a high performance option 004 CBT in it (late SN > 3112A02887 dated 05/93). And a 10811-60109 OCXO. Option 3 whatever > that is, and H29 too. Seems to have a BNC marked C field... > > Chassis SN is 2002A01710 but a number of the modules have late > series numbers such as 2740 for the synth, 2652 for the oven controller, > and 2448 for the AC amp.. > > The unit obviously came from the Naval Observatory (similar > to Paul Swed's I presume)... has a sticker on it. > > Looks superficially as if it was upgraded various times - > wondering if anyone could suggest where a manual that would cover the > OCXO mod and others on into the 90s might be had (Artek ?) > > I have yet to fire it up (gotta dig out a power cord I have > somewhere in the way back junque)... but FWIW (not much I am sure) I was > told it would lock "after a while". > > I suppose it is time to see if it will pump down and have any > measurable beam current - I guess at least possible that a CBT that > young might still have a tiny bit of life left. > > A question - I assume the OCXO is 10 MHz (I think all 10811s > are) and thus it obviously must be easily possible to provide a 10 MHz > output. Is there a point to attach a SMA to BNC for this ? > > It is my first Cesium, now I guess I officially have the > disease, all those Rbs and GPSDOs being just prodromal syndromes... > > I also grabbed a PRS10 at the flea (that was pretty cheap > at $50) and wonder where I might land a PBBT adapter for it cheap > too... I'd rather see if it works OK before investing in a new one > first... and that connector is a bear. > > > -- > Dave Emery N1PRE/AE, [email protected] DIE Consulting, Weston, Mass > 02493 > "An empty zombie mind with a forlorn barely readable weatherbeaten > 'For Rent' sign still vainly flapping outside on the weed encrusted pole - in > celebration of what could have been, but wasn't and is not to be now either." > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
