Interesting stuff at the Exploratorium

Happy October everyone! The leaves are falling and there's that crisp scent of winter lurking in the air. Ah, it sure is beautiful! And you know what else is beautiful? Diodes and trimpots, of course. Check out these gorgeous new components: 3.4V Zener Diode 5.1V Zener Diode 1k Single-Turn Trimpot w/ Knob 10k Single-Turn Trimpot […]

Hello, everyone! ... And without further ado, ladies and gentlemen, we present: THE BRUTUSBOT. /cue the fanfare of one thousand trumpets, a legion of marching drummers, seven tubas, and some guy named Donald busting out a wicked solo on a mandolin "Hark! What is this overwhelming contraption of might and thunderous presence?!", you must be […]

New products added to our inventory include the L293D motor driver IC (a staple chip used in small-robot building), and the new clear-case GM4 servo gearmotor! No electronics, just a full 360° rotating, strong, modified servo! Check out the "New Products" link on the left toolbar for pricing and details.

The following instructions detail how to build a Solar Power Smart Head version 3. The Head will seek light and when it finds the brightest source it will go into a low current standby mode. This version also comes with an low power FLED circuit to indicate when the head is active.