[Milsurplus] Radio or bomb site?

[J. Forster]

Astrocompass, I think. LHA = Local Hour Angle.

I think it's for taking star sights to determine position from a plane in
flight.

-John

===============


> All
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> what is this?
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> http://btsestates.com/dynapage/IP3929.htm
> -Hutch
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