Home › Magazines › 2008 › July/August › LED Tester

LED Tester

Published in issue 379, July/August 2008

This simple LED tester consists of a current source with a potentiometer that can be used to adjust the current. The current source is implemented using a type TL081 opamp.

Click below to download a PDF copy of this article from Elektor magazine.

 

Downloads 

Article PDF
5 Elektor Credits
 

Order this magazine 

Magazine July/August 2008
UK379/380 ($ 12.20)
Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.

Spotlight

Design your own Embedded Linux Control Centre on a PC

These days a lot of options exist if you want to control home electrical appliances. This book covers a do-it-your-self system made from recycled components.