[R-390] R-392 Serial number query

[Barry]

Used in an M1 Abrams tank?

Thanks,
Barry - N4BUQ

----- Original Message -----
> From: "Don Reaves" <donreaves at gmail.com>
> To: "R-390 List" <r-390 at mailman.qth.net>
> Sent: Wednesday, August 24, 2016 1:32:56 PM
> Subject: [R-390] R-392 Serial number query
> 
> I pulled a Collins R-392 out of storage and noticed the serial number has
> M-1 after the numeric digits.  Any know what the suffix means?
> 
> After being dormant for many, many years, the R-392 fired right up and
> starting playing.  I'm loaning it to a local list member to help his
> efforts repairing his R-392 with possible mechanical issues.
> 
> 
> Don
> 
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