[time-nuts] Buffering the 1pps output from a Z3801A

Peter Vince pvince at theiet.org
Wed Mar 26 09:29:36 EDT 2008


Bruce, et al,

	The 1pps output of an HP Z3801A and Trimble Thunderbolt is 
only available (as far as I know) as a balanced ECL signal on the 
25-pin connector, with dire warnings in the manuals about not 
earthing either side of the ECL signals.  Would you be able to advise 
on a simple buffer circuit that would allow me to drive the usual 
unbalanced 50-ohm coax please?

	Thanks,

		Peter Vince  (London, England)



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