FAN to you, too, Giovanni!
I agree with Thomas that something rather generic, like the TIP31C that he mentioned, would probably work just fine. Even though it's an obsolete transistor, it still seems to be quite available.
I'm assuming you are in Italy (or at least somewhere in the EU), but if you are in the US, I could easily send you one.
-- Cheers,
Tom
--
Prof. Thomas H. Lee
Allen Ctr., Rm. 205
350 Jane Stanford Way
Stanford University
Stanford, CA 94305-4070
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On 1/2/2021 06:46, Giovanni Carboni wrote:
HNY to everybody!
In my SC-502 scope transistor Q855 died. It is a GE X44HR242 in TO220 case,
but I was unable to get its specifications
in order to find a suitable substitute.
Thanks for your help
Giovanni