[Milsurplus] When did they start Date Coding Parts?

[Scott Johnson]

I've got some 2N43's from an AIC-10 interphone with 5618 on them, which 
jives with the introduction of the solid state amp for the AIC-10

Scott
----- Original Message ----- 
From: <W0rw at aol.com>
To: <milsurplus at mailman.qth.net>
Sent: Thursday, May 05, 2005 9:11 AM
Subject: [Milsurplus] When did they start Date Coding Parts?


>i am an old components engineer so i like stuff like this.
> What is the oldest part you have with a clear date code?
> i found some transistors:
> 2N128  6035
> 2N168  5941
> 1N538  6043
>
> Paul  w0rw
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