More in Root (263)

25-01-2012 | Some years ago Elektor published an experimental spot welder using capacitive discharge to weld connections to NiCd batteries. I'd like...

25-01-2012 | A small PCB the size of a TO-220 case containing a PWM voltage regulator to replace the classic 7805 by a more efficient regulator and with...

24-01-2012 | If your USB device ever suffers from noise caused by an earth loop or if you want to protect your PC against external voltages then you need...

20-01-2012 | This is a follow-up of the AirControl which was published in Elektor (ID: 090329-1) in 2010. This enhanced version features a SD card socket...

12-01-2012 | Simple circuit that will project the car's speed on the wind screen using 7-segment LED displays and a microcontroller.Update June 5, 2012

12-01-2012 | Based on an AVR microcontroller we are going to develop a weather station measuring humidity, pressure and temperature.OK, so maybe wind & r...

8-12-2011 |  The competition closed on 27th March 2012. Turn a hot idea into a cool solution!

12-10-2011 | Tipped off by my friend Gregory I recently bought an LED panel with 32x64 two-color pixels (that is a total of 4096 LEDs!, ref. DE-DP100 fro...

12-10-2011 | 3D printing is a relatively new hype, but who could be interested in a 3D printing device and what can be done with it?

12-10-2011 | This is about a Bluetooth data-acquisition system for hang gliders (and ultralight aircrafts). The author is a hang gliding amateur and woul...