Herbie the Mousebot and Photopopper 5.0 ...

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Here's a little makeover of an inexpensive aftermarket car seat heating pad that stopped working. Designed to activate and warm up when sat upon, the electronics face a fair amount of abuse: since the seat is a soft frame, the wires inside constantly move and flex with the body. They are also subject to harsh […]

Hello everyone, today I'll be your guest Russian host. Here's your new product, look at it and leave me alone! I'm busy eating vodka and drinking borscht. In the dacha. After the banya. (Is that good enough for Russian stereotypes?) Right about now the most observant of you might notice that something is wrong with […]

This circuit is used to create a simple "edgebot" sumo robot. Being an edgebot refers that it will repeat the same backup/turn/go forward action when it's single edge sensor detects the edge of the ring. This version of the circuit is quite simple, and always turns the same way.