More in Root (263)

22-02-2013 | Many boilers are indirectly heated by the central heating unit. A three way valve directs the hot water from the normal circuit to the boile...

21-02-2013 | 1. Introduction

20-02-2013 | Water vitalizer....whats that??

18-02-2013 | A PWM output controls the logic FET BUK101-50 (or IRLIZ44N). This FET switches the discharge current through 2 resistors. A 0.1 ohms resisto...

13-02-2013 | Extension board for the Elektor FPGA module 120099-91 designed by three German students from the University of Regensburg. The board measure...

12-02-2013 | Many people feed garden birds in the wintertime with seeds, nuts and peanuts. But when the temperature gets below zero degrees celsius, wate...

6-02-2013 | This project is a multi-configuration capacitive switch, designed to be mounted on a wall in a standard switch box and powered by mains.Feat...

31-01-2013 | This circuit was originally designed to power a small weather station but it is perfectly suitable for any other low-power application.The r...

28-01-2013 | An Arduino shield to connect 4 Nintendo (TM) WII Nunchuks In V0.8 there was a Bug. The supply for the Nunchuk must not be connected to 5V!

22-01-2013 | With elaborate light show and daisy-chain capability.