1 (#0093) World's Simplest Single Transistor Oscillator - BJT with Negative Resistance
Cited to explain how a transistor driven into breakdown shows negative resistance and can be made to blink an LED as a simple oscillator.
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Cited to explain how a transistor driven into breakdown shows negative resistance and can be made to blink an LED as a simple oscillator.
Linked as an example when people struggle to run four-wire PC fans, showing how the PWM speed wire and tachometer output are connected.