[R-390] R390A Collins module serial numbers
Dan Osborne
wb5afy at wb5afy.net
Sat Oct 19 20:29:32 EDT 2019
OK - recently I have obtained a couple of Collins 1955 contract R390A's
that were used
by NBS in Boulder Colorado. I do not believe that these receivers were
ever subjected
to "depot" reconditioning as all the modules are of Collins mfg. ( and
have the correct
build dates and mods)
My question is - did the module serial numbers match the front panel
serial number plate
when these receivers were originally manufactured ???
The serial numbers on the modules are very close to the front panel
serial - i.e. - front panel
serial is 212 - power supply module is serial 95 - IF module is 220 - etc..
Just wondering if this was the way these were shipped from the factory???
Any info welcome...tnx
Dan O
--
W5AFY (ex WB5AFY) EM04id 972-839-6992 cell
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