Re: {Collins} KWM-2A info request



FTC 93 was a army navy variant during Vietnam. They were generally re crystaled and sometimes tropic ized. 

The package usually included a 312b4

Lloyd. K3QNT

Former USN radio op. 




From Lloyd's iPhone
BrandywineRadio.com
610-793-1900

On Dec 8, 2012, at 12:28, "TH Consulting" <thankins@xxxxxxxxx> wrote:

> I have a perplexing problem with a recently acquired RE KWM-2A. After a
> quick check over and minor adjustments the radio was working. I totally went
> through everything and put SB 8 B&C on. It had 8A . Works really great now
> but checking serial #s etc there in a strange anomaly. The following was
> checked and noted:
> 
> 
> 
> RE symbol on front panel 
> 
> Unit was designated RT718  FRC-93   SN 146 indicating it spent time in the
> military (tag attached center bottom)
> 
> Serial Number on inside tag: 15544 possibly MCN265?? Just to the right of
> the tag on the chassis
> 
> 75% of the crystals on the lower deck are dated 68
> 
> Radio has what appears to be factory installed enclosed relays. (no hole in
> the PA cage for the relay cover screw and was installed very professionally)
> 
> All wiring is Teflon including the sleeving on all caps and resistors leads
> 
> The neutralization cap is a blade type not a trimmer
> 
> The PTO has a RE symbol and doesn't appear to have ever been removed
> 
> No noted mods of any kind and wiring appears original and undisturbed 
> 
> Came with a 399B-5 (Novice adapter) installed and populated with 4 crystals.
> (I removed this)
> 
> Has to be the cleanest, undisturbed radio that I have touched including a
> few I came in contact with during my years at Collins in the mid 60s
> 
> 
> 
> The problem I have is the documentation I have available on manufacturing
> dates (I believe that came from the Archives) says there were no RE KWM-2As
> built until 1970 with possibly a few "transition units" built in late 69 and
> early 70. 
> 
> 
> 
> The serial number as noted should be a 1968 manufacture date and the crystal
> dates agree with that. 
> 
> 
> 
> Anyone have any ideas on this one?????
> 
> Any information would be greatly appreciated.  TNX
> 
> Tom
> 
> K0EOA
> 
> 
> 
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