Hi The ultra cap is a pretty small one (physical small). You might be able to find a larger (more farads) one that would fit in the same space. It’s not going to help for a hours and hours sort of outage. It might get you from dying in 15 minutes to dying in a half hour.
Bob > On Oct 31, 2014, at 12:42 PM, Tom Miller <[email protected]> wrote: > > I thought so too. There is an ultracap in each unit. > > > Tom > > ----- Original Message ----- From: "Mike Seguin" <[email protected]> > To: "Discussion of precise time and frequency measurement" > <[email protected]> > Sent: Friday, October 31, 2014 12:19 PM > Subject: Re: [time-nuts] Lucent KS-24361, HP/Symmetricom Z3809A, Z3810A, > Z3811A, Z3812A GPSDO system > > >> I have both of my units sitting on the bench. I found that I needed to >> connect them together to get the REF1 unit to come out of standby. >> >> I am using GPSCon to monitor and it appears to work fine. >> >> One thing on my units, when I power cycled them, it started a 'survey' over! >> I didn't expect that. Are others seeing this. There must be a way to store >> the surveyed position.... >> >> Tnx, >> Mike >> >> On 10/30/2014 3:59 PM, Bob Stewart wrote: >>> Hi Anthony, >>> Did you power cycle both units as part of connecting them together at J5 to >>> J5? And can you remind me whether you are using the supplied interface >>> cable, or are you using something else? After warmup, the ON light is on >>> for the REF-0 unit and the STBY light is on for the REF-1 unit. While >>> running, there is no output from J8 on the unit marked STBY. J8 works on >>> the unit marked ON. There is a timestamp coming from J6, and I think a >>> 1PPS signal on some pin or other. >>> >>> Bob From: Anthony Roby <[email protected]> >>> To: Discussion of precise time and frequency measurement >>> <[email protected]> >>> Sent: Thursday, October 30, 2014 2:24 PM >>> Subject: Re: [time-nuts] Lucent KS-24361, HP/Symmetricom Z3809A, Z3810A, >>> Z3811A, Z3812A GPSDO system >>> >>> I'm still having no luck with mine. When I power on, the LEDs cycle, the >>> Fault light is on and the No GPS and Standby lights flash. When I connect >>> my GPS antenna, the No GPS light stops flashing and stays on. After several >>> minutes only the Standby light is on. >>> >>> When I connect both the Ref1 and Ref0 together with the interface cable, >>> the Fault lights on both units are illuminated. >>> >>> Do you see the same? I don't know what to infer from the Fault light since >>> there is no supplemental data to work from. >>> >>> Anthony >>> >>> >>> _______________________________________________ >>> 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. >>> >> >> -- >> >> 73, >> Mike, N1JEZ >> "A closed mouth gathers no feet" >> _______________________________________________ >> 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. _______________________________________________ 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.
