Hi I think I'd try grounding pins 4 and 5….
Bob On Nov 15, 2012, at 11:15 PM, Chris Howard <ch...@elfpen.com> wrote: > On 11/15/2012 3:49 PM, Charles P. Steinmetz wrote: > .90 VDC 9,999,999.90 >> >> How and where are you measuring the EFC voltage? Are you sure the > voltage on the EFC pin of the 10811 (Pin 6) was the same as you measured? > Was the EFC return pin (Pin 5) connected to the oscillator supply return (Pin > 4)? > If it is left floating, the EFC will not work properly. >> > > I was measuring with a cheap digital multimeter between pins 5 and 6. > According to the documentation I have, pins 2, 4, and 5 are all tied > together internally and pin 2 is connected to ground on my controller card > (and the controller card is grounded to the case via both power > supply wires and mounting hardware) > > I can send commands to the controller card and run the voltage > up and down as expected. > > But those are good questions. I should test again with > a test harness and different power supply when I get the > oscillator out of the device. > > > _______________________________________________ > 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.
