[time-nuts] HP K34-59991A

Tom Van Baak tvb at leapsecond.com
Wed Feb 2 06:47:19 EST 2005

> The manager who hired me at HP in 1979, Mike Fischer, invented the
> circuit in that phase comparator.  You can read his patent if
> you are interested in the theory of it.  (No, I don't have the
> patent #).
> Rick Karlquist


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