Make a Rain alarm project ,this is specially for students of engineering .
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| Rain alarm project diagram |
Equipments :
- Leds
- 278K resistor .
- 270Ohm resistor.
- 470K resistor.
- 8 ohms speaker.
- NE555 Ic.
- 220uf 12V capacitors.
Tools : Soldering gun,soldering lead,Wires,Circuit boad.
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