Active cooling might well be an answer. Not just a fan, but how about a TEC
device ? If there were wide enough interest I could perhaps offer a design
as this sort of thing is what I do (thermodynamics).
73 de Gary, AA2IZ
----- Original Message -----
From: "Bill Acito W1PA" <w1pa@hotmail.com>
To: <TenTec@contesting.com>
Sent: Tuesday, March 06, 2007 3:55 PM
Subject: [TenTec] Is there a beefier 2N5301?
> Is there a "beefier" replacement for the single pass transistor on the
back
> of the 252 supply?
>
> 2N5301; NPN, 40V 30A 200W
>
> I have to replace it every few years (good thing for crowbars), and was
> wondering
> if there was something available with a little more headroom in the TO3
> case.
>
> I have seen references to a J802 or CGC-181 or NTE-181, but assume they
are
> direct replacements.
> Is there a 50A version?
>
> Bill
> W1PA
>
> _______________________________________________
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> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
>
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