2N vs. PN transistors

[Grant Richter]

I believe the 2N numbers may be in ceramic or metal packages.
The PN number are always in plastic packages.

----------
> From: Tim Daugard <daugard at sprintmail.com>
> To: synth <synth-diy at mailhost.bpa.nl>
> Subject: Re: 2N vs. PN transistors
> Date: Monday, June 14, 1999 10:00 AM
> 
> > given a 2Nxxxx number. JAN (I used to remember what that stood for:
> > something like
> > "Joint American/National" it was part of the E.I.A. committee that did
> all
> > the RS-xxx specs
> 
> JAN = Joint Army Navy - In the military for along time we could only use
> JAN parts. Sometimes we would wait a week or two for a part you could by
> from any electronics supplier in a half hour. Including the drive off
base.
> JAN spec'ed parts made sense for aircraft, but sure slowed down repair
> times on test equipment.
> 
> Tim Daugard