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#4
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Do you know how FET transistors work? If so you know how a triode works. Penthodes and tetrodes are basically triodes with extra DC bias only grids for higher power and or gain...but in some rare-ish instances can have extra signals on the extra grids for signal mixing/math reasons.
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Tom C. Zenith: The quality stays in EVEN after the name falls off! What I want. --> http://www.videokarma.org/showpost.p...62&postcount=4 |
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