Transistor turns 50!

This circuit is used to create a simple "edgebot" sumo robot. Being an edgebot refers that it will repeat the same backup/turn/go forward action when it's single edge sensor detects the edge of the ring. This version of the circuit is quite simple, and always turns the same way.

So there's one link today that makes my artistic soul happy - it is the laser-controlled Etch A Sketch. Although I never owned an Etch A Sketch (some smarty pants might say right here that in Russia we used rusty nails to draw on cardboard instead), but the idea to draw with a laser beam […]

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, […]

If you are in Calgary & area this weekend, come see us at BMO Centre Expo Holiday Market. On November 25 & 26, 2017 we are going to be at booth 1314 with our new and all-time favorite gadgets.  The hours of the show are: Saturday 10-6, Sunday 10-5.