Credit Card Woes

Ok, more like The Northern light. There's only one, but it creates lots of light! We made the SB-Firefly as a ATtiny85-based blinky light / "chewing-gum & duct-tape problem solver", that is also Digispark compatible. We made the Star Controller 3-watt RGB LED kit as an easy way to tame bright and power-hungry LEDs. We […]

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 […]

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.

Mini-360 DC-DC Buck converter $3.70 Super compact and capable, this DC-DC buck converter can knock down a voltage from 23V to as low as 1V with up to 95% efficiency. Wonderflex Heat-activated Composite Plastic Sheet $79.00 This is a heat-activated, formable polyester plastic sheet that is very popular in making prop armour and other rigid […]