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How to identify fake JFETs?
How to identify fake JFETs?
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Old 15th September 2019, 09:55 PM   #111
Cyberkul is offline Cyberkul  Norway
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Originally Posted by JeffYoung View Post
I've always had excellent service from John LaGrue (punkydawgs). I've bought tubes from him as well....
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Old 21st September 2019, 12:24 PM   #112
JeffYoung is offline JeffYoung  Ireland
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How to identify fake JFETs?
Default 2SJ109s

Is one of these letterings fake and the other real (note the difference in the '1' and the '9'), or did Toshiba change their lettering at some point?

How to identify fake JFETs?-2sj109-pics-jpg
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