The simple Diode and LED Tester presented here costs under £5 to build (including all components, the battery and a cheap case) and will indicate the polarity of almost all types of LED and other ...
Engineeringness on MSN
Diodes Explained: One-Way Current Flow in Circuits
This video explains how diodes function as directional components in electronic circuits. Diodes allow current to flow in ...
A modification of the current-control circuit in a low-voltage LED system allows use of a chopped supply voltage to modulate the LED intensity. The circuit prevents inrush current to the decoupling ...
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