[time-nuts] Where does the Z3801A 1 PPS come from?
John Ackermann N8UR
jra at febo.com
Mon Mar 14 14:14:19 EST 2005
Tom Van Baak wrote:
> I'll switch to using a Z3801A and 5370B like you if
> necessary but again 1 ns over a day smells like a
> tempco or voltco - in either the Z3801A or 5370B.
Oh, and I'm not entirely sure about the external divider. It's not one
of your PIC-based ones, but rather is a box I got off eBay with 3
divider channels plus a Loran GRI generator. The dividers are cascades
of 74HC390s. So, I'm not sure how much that box could be drifting around.
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