CES - Engadget's video of the RS2 &...

It's been a while since we've had this kit online, but due to some diligence we've found materials to update and re-issue it! Using the licensed "MillerEngine" (which we find to be a substantial improvement over the old Solarengine), we've changed the kit with a new black circuit board and updated documentation. Check it out […]

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 […]

Autumn! Time to gather your nuts, seeds and berries and hunker down for the winter, and warm yourself by the warmth given off by your …new 3D printer. Either as a tool to build your holiday decorations & cookie cutters, or as a gift to your favorite geek or geeklet, NOW is the time to […]

#4-40x1/2in Yellow Zinc Standoff, M/M, 1/4in threaded ends $0.50 #4-40 x 1/2" yellow zinc coated (chromate) steel standoff. IR Reflector sensor with leads $1.00 Reflective optical sensor with transistor output. 44mm Piezo Speaker $2.25 For making a LOUD beep, this piezo suits your need. Comes mounted in a plastic case with mounting tabs. Maxell LR44 […]