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switches - How to switch an AC signal on and off with a BJT? - Electrical Engineering Stack Exchange
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NTE Electronics NTE2539 NPN Silicon Transistor, High Voltage, High Speed Switch, TO3P Type Package, 500V, 25 Amp: Electronic Microprocessors: Amazon.com: Industrial & Scientific
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mosfet - What transistor or combination of transistors should I use to make a fully controllable AC switch? - Electrical Engineering Stack Exchange
![The Bipolar Junction Transistor (BJT) as a Switch | Bipolar Junction Transistors | Electronics Textbook The Bipolar Junction Transistor (BJT) as a Switch | Bipolar Junction Transistors | Electronics Textbook](https://sub.allaboutcircuits.com/images/03081.png)
The Bipolar Junction Transistor (BJT) as a Switch | Bipolar Junction Transistors | Electronics Textbook
![The Bipolar Junction Transistor (BJT) as a Switch | Bipolar Junction Transistors | Electronics Textbook The Bipolar Junction Transistor (BJT) as a Switch | Bipolar Junction Transistors | Electronics Textbook](https://sub.allaboutcircuits.com/images/03075.png)