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digital logic - Use BJT transistor as a switch without inverting the signal - Electrical Engineering Stack Exchange
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voltage - Non-inverting output of transistor circuit (at NPN base) is 0.69V max. why? - Electrical Engineering Stack Exchange
![Is this circuit correct? It's for switching negative voltage on/off with a single transistor and comparator. : r/AskElectronics Is this circuit correct? It's for switching negative voltage on/off with a single transistor and comparator. : r/AskElectronics](https://preview.redd.it/spguezkns7t51.png?auto=webp&s=d5ebe067a335280048b335b68136cb7fbfd74734)
Is this circuit correct? It's for switching negative voltage on/off with a single transistor and comparator. : r/AskElectronics
![NPN 2N3904 bipolar junction transistor BJT switch circuit breadboard circuit and schematic diagram - YouTube NPN 2N3904 bipolar junction transistor BJT switch circuit breadboard circuit and schematic diagram - YouTube](https://i.ytimg.com/vi/hgM4bfOg11A/maxresdefault.jpg)