Diagrams subject to change pages as I add more.
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BJT and common JFET schematic symbols
A lot of the components that I use are in this diode and transistor semiconductor kit.
Quick NPN BJT switch circuit – Bipolar Junction Transistor
Brief PNP BJT switch circuit – Bipolar Junction Transistor
Pull up resistor
BJT timed off switch
Brief NPN BJT timed off fade circuit- RC time constant
008 NPN Bipolar Junction Transistor BJT switch including capacitor timed fade off
Art of electronics is my favorite book!
Brief PNP BJT timed fade off switch – 2N3906 bipolar junction transistor
Voltage out almost = voltage in
Brief NPN BJT emitter follower set by trimpot using 2N3904 bipolar junction transistor
Brief PNP BJT emitter follower common collector – 2N3906 bipolar junction transistor
Brief improved NPN PNP BJT emitter follower with no BE drop circuit
BJT current mirror
Adjustable voltage drop (BJT simuated zener diode)
Next page. Circuit schematic collection 005