[time-nuts] Some more info on the 5065A optical unit
cdelect at juno.com
cdelect at juno.com
Mon Nov 27 21:37:35 UTC 2017
Bob,
The cardboard is impregnated with the foam insulation goop and then
sealed under the foam layer.
It is totally sealed off from any environmental effects.
Cheers,
Corby
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