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Feb 08, 2026Transistor Product Classification And ParametersBy material: Silicon transistors, Germanium transistors -
Feb 07, 2026The Development History Of TransistorsOn December 23, 1947, at Bell Labs in Murray Hill, New Jersey, three scientists—Dr. Bardeen, Dr. Brighton, and Dr. Shockley—were conducting experim... -
Feb 06, 2026Introduction To TransistorsA bipolar junction transistor (BJT) is a three-terminal semiconductor device consisting of two PN junctions formed by the emitter, base, and collec... -
Feb 05, 2026Diode Measurement Secrets RevealedFor forward bias measurement, the display shows the forward voltage (0.5-0.7V for silicon diodes, 0.2-0.3V for germanium diodes). -
Feb 04, 2026Diode Testing MethodsObserve the markings on the casing. A diode symbol is usually marked on the casing; the end with the triangular arrow is the positive terminal, and... -
Feb 03, 2026Types Of DiodesThere are many types of diodes. Based on the semiconductor material used, they can be divided into germanium diodes (Ge diodes) and silicon diodes ... -
Feb 02, 2026The Principle Of DiodesA crystal diode is a p-n junction formed by p-type and n-type semiconductors. A space charge layer forms on both sides of the interface, and a buil... -
Feb 01, 2026Diode IntroductionA diode is a two-terminal device composed of a p-type semiconductor (doped with trivalent boron) and an n-type semiconductor (doped with pentavalen...








