Re: 2N3819 Junction gate field-effect transistor (JFET)
To prove a point, I have just tested a 2N3819 on my Comark type 185 FET tester. I set up the transistor at +10 volts Vds and -1.5 volts Vgs, and I obtained exactly the same values of Ids and gm with the device connected either way round.
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Phil
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