[time-nuts] lunatic fringe time standards

Rob Kimberley rk at timing-consultants.com
Tue Apr 20 09:10:53 UTC 2010

Am I really that old?!!?


-----Original Message-----
From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
Behalf Of Chuck Harris
Sent: 19 April 2010 10:10 PM
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] lunatic fringe time standards

Here is a link to a datasheet for the uL923:


Ah the old days!  Why is it old semiconductor devices seem much more ancient
old vacuum tube devices?

-Chuck Harris

Rob Kimberley wrote:
> I stand corrected. On reflection, I seem to remember a lower supply
> on the RTL, although 3.6 doesn't ring a bell. Do remember that it was very
> temperamental logic family. Used to get lots of catastrophic failures on
> DMM product range (which I believe SD acquired from Fairchild).
> Rob

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