On 30 December 2012 03:04, ewkehren <ewkeh...@aol.com> wrote: > I do feed a Rb in to all my istruments including my 70000 spectrum analser. I > had two choices 301 or create 100 Mhz.
I'm not sure what a 301 is, so it means little to me. > There blank modulrs available but make sure you get one with power module, > power comming from the mainframe is if I recall 48 KHz. > Bert Kehren I've never seen a blank 70000 series module, but a friend of mine tells me they fetch a fortune on eBay. > > > > Sent from Samsung tabletDavid Kirkby <david.kir...@onetel.net> wrote:The HP > 70000 series modular measurement system allows one to configure > a range of modules to do various things such as spectrum analysis. > > There's an oscillator in the unit somewhere (I don't know where), but > for higher accuracy one can buy an HP 70310A precision frequency > reference, like this, although this unit is well overpriced. I paid > $180 for mine. > > http://www.ebay.co.uk/itm/HP-AGILENT-70310A-PRECISION-FREQUENCY-REF-MODULE-/110807441589?pt=LH_DefaultDomain_0&hash=item19cca360b5 > > In fact, you need that precision reference if you want to use an > external reference. > > I was wondering if anyone had put a rubidium in one. I have a unit > which is dead, and whilst it might be possible to fix it, the idea of > just keeping the case and putting in something else is a bit > attractice. I know it has 10 and 100 MHz outputs, so one would need > to generate 100 MHz. > > Dave > > _______________________________________________ > 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. _______________________________________________ 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.