Monday closed for holiday

Here's a tip submitted by Rick Steenblik regarding hacking our SCC3733 for less voltage, but more current: After using your SCC3733 solar cells for a couple of bots I noticed that they can be altered to provide about 3.3v at 80ma (in full sun) by cutting the bus connector on the back to electrically separate […]

On Friday July 1st 2016 we are closed for Canada Day. We will return to our regular phone calls answering and shipping on Monday.

PJRC Teensy USB Board, Version 3.2 $24.75 The Teensy USB Development Board is a complete USB-based microcontoller development system. Bracket Pair for Sharp Distance Sensors - Parallel $4.20 Bracket Pair for Sharp GP2Y0A02, GP2Y0A21, and GP2Y0A41 Distance Sensors - Parallel Bracket Pair for Sharp Distance Sensors - Multi-option $4.85 Bracket Pair for Sharp GP2Y0A02, GP2Y0A21, […]

We've been trying to Make Something Useless Useful since 2012. In order to do that we've been donating a percentage of past sales of the Useless Box to Plan Canada. In year 2013 $5,000 went to Plan Canada' Gift of Hope School Construction in Honduras.