[time-nuts] Western Electric O-451A/U double-oven XO

[Tom Van Baak]

> Unfortunately I never had any documentation for the O-451A/U unit.
> I wonder if anyone else has experience with this oscillator, or has any documentation.
> Since it hasn’t been operating in the last 30 years, I’d like to replace the electrolytics
> capacitors — but this would be much easier with documentation.

List -- we're having trouble getting Eric's wonderful vintage photos to show up with his posting(s). So I went ahead and put them here for you to see:

http://leapsecond.com/tmp/eric-IMG_1337.jpg

http://leapsecond.com/tmp/eric-IMG_1338.jpg

http://leapsecond.com/tmp/eric-IMG_1339.jpg

The 2nd and 3rd photo show the O-451A/U.

/tvb

----- Original Message ----- 
From: "Eric Scace" <eric at scace.org>
To: "Discussion of precise time and frequency measurement" <time-nuts at febo.com>
Sent: Sunday, April 24, 2016 12:26 PM
Subject: [time-nuts] Western Electric O-451A/U double-oven XO


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