A Very Simple LED Tester

This simple LED tester consists of a current source with a potentiometer that can be used to adjust the current. The current sourc..

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A Very Simple LED Tester

Published on 2011-02-25 17:31:36

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. The output current of the opamp flows through the diode and R2. The voltage d

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