[Milsurplus] PP-7482 sevice manual?

WA5CAB at cs.com WA5CAB at cs.com
Sun Apr 9 18:19:40 EDT 2006


Jack,

And between the two times that Richard went through the "process" I went 
through it.  There is or was a T.O. at I think it was Tinker AFB.  The story I got 
originally was that the manual was classified either SECRET or TOP SECRET.  
When I pointed out that they had sold the Inverter on the open market and I and 
several other people had one, they crawfished a little and admitted that the 
manual and inverter were not classified but that the equipment (some weapons 
system) that the inverter had been bought for (to run a light-line test bench 
as I recall) was.  So the inverter manual somehow got flagged with the weapons 
systems's disposal category and all copies but one were destroyed.  Then they 
told me I could come to Tinker and copy it, but that I could not leave the 
base with it.  So I would have to talk someone else on the base into authorizing 
me to use their copy machine, but that I could not use the machine(s) in the 
building with the manual.  I didn't (any longer, because I had retired) have 
the required clearance level to be allowed into the room where they were 
located.  Etc. etc.  I imagine that by now, they've managed to obtain permission the 
destroy the one remaining copy.

For what it's worth, the manual number is supposedly T.O. 31R2-2G-211.  Most 
of the inverter's were sold by Fair Radio (@ $750 each), but Phil says that 
when they got them, they didn't get any paper with them.  I recently bought a 
CV-2488/U with TM.  I have a PP-7482 is anyone needs a spare.  Won't get all my 
money out of it but some would be better than none.

In a message dated 4/9/2006 4:36:17 PM Central Daylight Time, 
rbrunner at gis.net writes: 
> >Anyone have or know of a source for a
> >PP-7482/G service manual? Tried the Logsa
> >site, and Fair, no luck.
> >
> >The unit is a 120V 400Hz static inverter.
> >I lost a power transistor in it this weekend,
> >and even though it's now fixed, I was flying blind,
> >and just lucky the problem was easily found.
> 
> Lots of luck - you're going to need it.  I went through the FOIA 
> procedure, was rejected, went through the whole appeal process, and was 
> also rejected.  According to the Air Force, releasing the instruction 
> book will compromise national security.  This left me with a genial 
> contempt for the Air Force.  The specific technology is obsolete, and 
> better models are available on the open market, so what's their problem?
> 
> Mine was not so easily fixed.  All the switching/pass transistors were 
> shorted, and replacement was not the answer.
> 

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


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