#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 […]

We've finally come upon a suitable replacment for the venerable, discontinued VPM vibrating pager disk motor. Ah, it was a splendid device, but it sure was easy to break those motor leads... Ah! But the new VPM2 has wires prebonded to the motor, and it's slightly smaller too! We welcome our new vibrating disk motor […]

Think you're good at modifying toys? Got a toaster with legs? A cat with wheels? A self-pruning Chia-Pet? Well, do we have a contest for YOU: Mark Tilden has confirmed with us that he's willing to donate two complete sets of Wowwee/Hasbro BIOBugs (4, one of each type) to the top two hacks/modifications to be […]

Here's a little something from Grant in the development lab - a very simple pair of circuits based on Mark Tilden's Bicore Shok architecture. This circuit makes for a very simple, effective Photovore robots, or even a photo-head. Take a look - schematics & parts listed included! We've also added a gallery entry for these […]