Solar Eclipse at SB

If I could choose a super power, I would pick the ability to erase people's memory. And lucky for me, I've just been granted a free wish from The Magic Taco. Get ready, everyone. Pew! Done! Whew, now we never have to write a new post again. Check out these "new" links we prepared for […]

We're still undergoing website bug-stomping. You may have noticed some changed news items and the like. One of the edits crashed the page, so we had to reload an older backup. The SCPD photodiodes are now officially sold out! KaPUT! Gone! Until we can find a reasonably priced replacement, we won't be restocking these items […]

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.

Remember those bad-boy wheels you saw on Strongbad? Well, they're now available! But be warned - we don't have the sleeve to fix the 2mm shaft to 1/8" hole diameter gap, so you'll have to improvise something yourself. Otherwise, your robot will have a bit of a lope to its roll!