There’s an old saying that the cobbler’s children have no shoes. Sometimes we feel that way because we stay busy designing things for other people or for demos that we don’t have time to just build ...

I currently need to dose calcium hydroxide, ammonium bicarbonate, and trisodium phosphate solutions to my saltwater aquarium daily to replace alkalinity, calcium, nitrogen, and phosphate that are ...

[Kalle Hyvönen] just finished building his own aquarium lights. He used four powerful soft-white LEDs, mounting them on a pair of heat sinks to keep things cool. Now he could have just connected them ...

Abstract: The proposed research aims to simplify the process of maintaining and monitoring aquariums. Automated operations like temperature, light, and water level monitoring can be performed using ...

Abstract: Smart Fish Feeder is an automatic fish feeder that can be controlled using android smartphone. With this tool, fish owners will easily adjust the feeding schedule according to the ...

Some of our readers might remember the Controllino PLC Arduino open source Internet of Things controller we featured here on Geeky Gadgets back in March of this year. Unfortunately back then their ...