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 would like to design a museum narrative push button circuit. (You know one of those things where you press the button on a display and it tells you one of those long boring history stories).
I would like it to be able to plug into a wall and not rely on battery power.
Also, I would like...