On Tue, Dec 24, 2013 at 9:06 AM, quartz55 <quart...@hughes.net> wrote:
> That Nortel board you have there looks exactly like the board I got in my > Nortel NTBW50AA GPSTM. You can find the book on-line, look for "Dual > Voltage Global Positioning System Timing Module (GPSTM) OEM General > Specification". Yes the power supply is speced from 24 to 48VDC plus or > minus. They don't specify AC, but since the bridge is there it will work. > 2.08A warm up and .6A@36VDC steady state. > Just because it has a bridge to allow connection of floating +24VDC or -48VDC doesn't mean it is a good idea to apply AC. The input filter caps may not be designed to handle the ensuing ripple current. I would tread lightly in this area. -- Brian Lloyd, WB6RQN/J79BPL 706 Flightline Drive Spring Branch, TX 78070 br...@lloyd.com +1.916.877.5067 _______________________________________________ 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.
