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Its An Automatic Fish Feeder / Powerhead or Airpump controller Everyday I had to turn off my aquarium's powerhead/air pump and feed manually and tur...
Alarm Clock 555 timer IC 620K Resister 10uF Capacitor DC Motor AC/DC 12v Adoptor Receptacle for food Relay Switch Soldering Iron
I just hang the food receptacle In the aquvarium's hood, it has small holes in the bottom which small enough to hold or struck foods inside as long as...
In most of these kinda clocks we can find two leads which connects when the alarm times up. if you can't find one, just open it and find where to sold...
Solder the 555 timer with resister and a capacitor according to the the circuit
Connect Motor and attach with receptacle facilitate to attach it in the hood
Connect DC 12v Adoptor the the 555 and the relay switch parallely alog with alarm clock. connect the AC jack through the relay for powerup the pumps t...
Assemble and pack the components safely and attach the receptacle in the hood. make sure not diped in to water or water sprinkle in it then it makes t...
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