[Milsurplus] What transmitter is this for?

[WA5CAB at cs.com]

Looks like an MP-28, but I'm not familiar enough with them to even guess at 
the suffix letters.  Used with the TA-12.  Whether it was used with anything 
else or not I don't know.

In a message dated 10/15/2006 4:28:06 PM Central Daylight Time, 
jcoward5452 at aol.com writes: 
> 110042375604
> 

Robert Downs - Houston
<http://www.wa5cab.com> (Web Store)
MVPA 9480
<wa5cab at cs.com> (Primary email)
<wa5cab at houston.rr.com> (Backup email)