weird rack unit

[Christian Kennedy]

On 8/7/20 4:34 PM, Warner Losh via cctalk wrote:

> The OCO looks nice. Timing gear maybe?

Looks like a mid 70's - early 80's three-axis fluxgate magnetometer.
The precision of a fluxgate is a direct function of the stability of the
frequency source that is driving the drive winding, so an OCXO makes
perfect sense.

My offhand guess would be oil and gas exploration.

-- 
Christian Kennedy, Ph.D.
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