Sumobot Circuits

Dave Hrynkiw
November 13, 2002

We've been having fun playing with the L293D driver chip. It's one of those things to see how much you can make it do by itself (like with any BEAM application!).

Grant McKee has been experimenting with some simple additions to the chip to make it (unto itself) a suitable brain for a simple mini-sumo robot. Check it out in our "Special Projects" section!

MORE POSTS

November 23, 2003
GM10 Modifications

Grant has taken some time to document how to turn a standard 81:1 GM10 pager gear motor and turn it into a 9:1 version. Why would you want to do that? You tell me - I'd love to know what project you build with a speed demon like that! Read More...

September 22, 2006
GM15s back in stock!

Sorry about the delay in making these available. These tiny 25:1 pager-sized gear motors are difficult to get built. BUT, we finally have more GM15 gearmotors in stock!

January 9, 2013
Wednesday Cool Links: Instructables and ...

This week, we're kinda bored. The New Year has been ushered in, but now it's starting to feel so... old. Almost like the same 'New Year' thing happens every 12 months or something. So instead of just your normal smattering of links, this week we want to include something to make it a little bit […]

December 20, 2002
Still time to order!

Just a reminder that if you're still looking for that last-minute gift, you can still place an order prior to 2pm MST Monday via courier, and expect to get it in time!

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