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Results tagged with transistors
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user 277629
A transistor is a semiconductor device that can amplify signals and switch power. The types that are used most are BJT (Bipolar Junction Transistor), UJT (Unijunction Transistor), and MOSFET (FET, for Field Effect Transistor).
17
votes
Understanding a tachometer signal conditioning circuit I inherited
Q4 provides current gain when the LT1017 output is high. When the LT1017 output is low D11 conducts, bypassing Q4.
This arrangement is needed because the LT1017's current source capability (high outpu …
- 444
2
votes
PNP Astable Multivibrator Variation
This a tuned, relaxation oscillator called Royer, or Baxandall. Variations of the configuration are commonly used in DC to AC converters and inductive heating transmitters.
An important characteristic …
- 444