Closed Tuesday, November 11th (Remembran...

This is a neat little one-chip circuit we originally tuned for use with our "SM1" Stepper motors. We've presently sold out of the motor, but this circuit has proved to be a good unidirectional (1-way) driver for small stepper motors.

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 […]

Sorry for the lack of posts lately. If you didn't already know, Solarbotics has been moving offices, and it's taken a surprising amount of effort to get everbody/thing moved and settled. Beyond that, I've found some time to websurf...just a bit! A GM15 linefollower? Neat!(Update!:)He's just posted a video of it going ~40cm/s (although he's […]

#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 […]