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How To Make Light Off Timer Circuit Using Only One Transistor (Very Simple)
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Equipment :
1. Battery 9 Volt
2. Capacitor 35 Volt/ 470uf
3. Battery Connector
4. LED
5. Transistor BC-547
6. Resistor 10 k ohm
7. Resistor 220 ohm
8. Soldering Iron
9. Glue Gun
1. Battery 9 Volt
2. Capacitor 35 Volt/ 470uf
3. Battery Connector
4. LED
5. Transistor BC-547
6. Resistor 10 k ohm
7. Resistor 220 ohm
8. Soldering Iron
9. Glue Gun
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