Nice scan Tom. Clean. I most likely will never run across either unit. But always good to read about them. Regards Paul WB8TSL
On Wed, Sep 3, 2014 at 9:01 PM, Tom Van Baak <t...@leapsecond.com> wrote: > Hi Chris, > > Sorry for a delayed reply. The OSA 3210 is one of the only cesium > standards I don't have in the "museum". I've seen one or two on eBay over > the past decade but not in worthwhile condition. I hope you can get yours > working. If not, let me know... > > The good news is that I have an original Oscilloquartz 3200 cesium manual. > Today I scanned the first part of it for you. See: > http://www.leapsecond.com/museum/osa3200/ > > If this is helpful to your efforts, I'll try to scan the schematics as > well. The manual is an inch thick. > > I don't know the model differences. I've seen 3000, 3020 and 3200, 3210, > 3230, 3235 mentioned on the web. Maybe 3120. I'm also not clear about the > differences in series-3000 vs. series-3100 vs. series 3200. If anyone > knows, please post details. > > Thanks, > /tvb > > ----- Original Message ----- > From: "Chris" <syseng.greenfi...@btconnect.com> > To: <time-nuts@febo.com> > Sent: Wednesday, August 27, 2014 2:09 PM > Subject: [time-nuts] Oscilloquartz 3210 Cesium Standard > > > > Hi, > > > > I recently bought an Oscilloquartz 3210 cesium standard and although it > does > > power up, it does not lock. All the parameters on the meter look > > sensible, other > > than the 2nd harmonic, #9 parameter, which shows zero. Quart oscillator > > output > > looks almost spot on in comparison with the lab Z3816. I have no info on > > this > > unit at all, so this may either be a dead tube, or other electronic > fault on > > one of the many pcb's in the system. Ion pump had a small reading on > > power up, > > but now dropped back to zero. > > > > I am looking for a user guide for this unit, or even better, a manual > > with theory > > of operation and setup info. Can anyone help with this, or perhaps > suggest a > > source ?. Year of manufacture estimated 1984/85, from date code on ic's. > > > > I notice that the tube is from FTS, the same construction as in the FTS > > 4060, but > > different part number and wonder if this was original fitment, or has > been > > replaced at some stage... > > > > Regards & Thanks > > > > Chris Quayle > > > > Oxford, England > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.