Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I Have an old UV purifier, which had its motherboard burnt off, but i jerryrigged a system with basic adaptors and uv chokes to keep it running. It now gives water whenever its turned on. Which made mr lazy and i dont keep my water bottles filled anymore. which resulted in me drinking a lot less...
I have build an semi automatic water level controller using 555 in bi stable mode i.e. it will not turn ON automatically (one should have to press a button to start) but will turn OFF automatically when water level is high.So I have directly connect the VCC to PIN 2 through a push to OFF...
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