[Elecraft] K2/100 Final Berillium transistors

[Eric Swartz - WA6HHQ, Elecraft]

Hi Pierre,

We have been shipping KPA100's with the 2SC2879A transistors (with the 
Al Oxide die insulator) for a while now. Looks like we need to update 
that section of our manual! Thanks for the heads up.

73, Eric   WA6HHQ
Elecraft


Pierre Desjardins wrote:
> Hi to all,
>
> As mentionned in the KPA100 manual, Q1-Q2 2SC2879 contain Beryllia 
> Ceramic. Do not break, cut, or crush them, since the dust or vapor can 
> be dangerous.
>
> However, there is a new design, the 2SC2879A. The difference between 
> the 2SC2879 and the 2SC2879A is that the "A" version is RoHS 
> compliant, and uses an Aluminum Oxide insulator (color gray) on the 
> header vs. Berillium Oxide (color white).
>
> Hope for all that Elecraft will use the new ''A'' design in future 
> upgrades...
>
> 72/73 de Pierre VE2PID