[Milsurplus] AN/PRC-74-(*) PA Transistor Nomenclature

WA5CAB at cs.com WA5CAB at cs.com
Thu Jan 19 14:02:48 EST 2017


Steve,

I don't have a standard industry nomenclature for the two PA transistors in 
either version of the radio.  But I can tell you that they are not all the 
same.  In AN/PRC-74 and AN/PRC-74A, the Hughes part number is as you wrote 
except that the manual shows it as 996890-1.  In AN/PRC-74B and AN/PRC-74C, 
the Hughes number is 723075.  Not much help but at least if you happen to 
have a B or C model, you won't waste any time looking for the wrong part.

Robert Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480

In a message dated 01/19/2017 10:01:57 AM Central Standard Time, 
k7ew at hotmail.com writes: 
> The subject is the PRC-74 series transceivers. I want to learn the 
> identity of the TX PA transistors, a pair. The information I have, so far is 
> number 996890, apparently a Hughes part nr.
> 
>       Thank you1  -Steve  k7ew   Portland OR
> 
>  
> 
> 
> 
> 
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