[GPS_Standard] Power supply for stand alone time base

Feyssac jacques feyssacj at wanadoo.fr
Wed Apr 1 13:58:23 EDT 2009


Olla Roberto ! Hello group
Better than a long speech, i do attach a pic of the power supply system that i'm using here.
The rubidium base made in USA come from china.......And great use was made of the junk box for the components.

A notice to all : I'm using a GPS receiver Synergy  M12M Timing, perfect receiver for this use,it's only problem is
in position hold , the NMEA output becomes a motorola Binary.....So my NMEA display (W1AUV) is unuseable !

I'm also using a Crystal TCXO this is more simple than a rubidium time base ,bus is 15 volts from a small
 Toshiba SMPS ,trickle charging a 12 volts battery ,in case of main outage,a small voltage booster raise the battery
voltage to 15 volts, no spike no lost of synchro.

Buena suerte Roberto

Regards to all

Feyssac jacques


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