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Old 17th Jul 2017, 12:08 pm   #2
paulsherwin
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Default Re: Lesson R,L,C,T,V,D but Q and U ?

I don't know why the Q convention for transistors was adopted. It certainly predates the TO5 encapsulation. They were originally known as 'crystal triodes', but C was obviously already in use for capacitors. Does anybody know why T wasn't adopted?
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