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![led - Understand 2 transistors (NPN & PNP) flasher circuit working - Electrical Engineering Stack Exchange led - Understand 2 transistors (NPN & PNP) flasher circuit working - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/VgoRn.gif)
led - Understand 2 transistors (NPN & PNP) flasher circuit working - Electrical Engineering Stack Exchange
![Strobe light effect with 1 transistor - YouTube | Strobing, Strobe lights, Electronics mini projects Strobe light effect with 1 transistor - YouTube | Strobing, Strobe lights, Electronics mini projects](https://i.pinimg.com/564x/35/6b/21/356b211f6e2aba7accfb082ec44f73fe.jpg)