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Old 10th Oct 2019, 10:54 pm   #5
ChrisC18Mar
Triode
 
Join Date: Dec 2009
Location: Belfast, Northern Ireland, UK.
Posts: 15
Default Re: Can anyone tell me about this please?

Putting GP-7 wireless into Google came up with the following:
https://airandspace.si.edu/collectio...-47150-range-n

Looks like yours was once the band-specific component for the GP-7 transmitter, and was stored in the carrying case which is now the outer case of your assembly...
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