Magnus Danielson wrote: > From: Dr Bruce Griffiths <[EMAIL PROTECTED]> > Subject: Re: [time-nuts] HP Z3801A on eBay -- And check this out as well > Date: Sun, 21 Jan 2007 11:17:14 +1300 > Message-ID: <[EMAIL PROTECTED]> > > Dick and Bruce, > > >> Richard W. Solomon wrote: >> >>>> If you have more than one GPS engine connected, how does it disable >>>> the +5 vdc on the other receivers ? Or do you need to disable the >>>> Preamp DC feed ? >>>> >>>> Thanks, Dick, W1KSZ >>>> >>>> --- >>>> >> Dick >> >> 58517A accepts dc power from port 1 only or from the dc input connector. >> See Symmetricom data sheet >> >> http://ngn.symmetricom.com/pdf/datasheets/ds-gps-active-splitters.pdf >> > > Well, I failed to have my Z3801A drive my 58517A over port 1. Appling 5V on > the > SMC connector on the 58517A solved the problem. The same Z3801A was feeding > the > active antenna with no problem just a few minutes before, so it is not an > issue > on the Z3801A. > > So, I recommend you to feed it on the SMC. That works very well for my GPSes. > > Cheers, > Magnus > > Magnus
The dc input connector is optional, so maybe if you have a dc power connector then you cannot feed power via port 1. The datasheet is not very clear on this. Bruce _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
