Nowadays, single-color and multi-color flashing LEDs are easily available, which obviates the requirement of external chips to produce fascinating lighting effects ...
This simple and cheap circuit is not just for Christmas! There are just two resistors, a small-signal transistor such as a BC547, one ‘flashing’ LED and a string of ‘normal’ LEDs. The flashing LED ...
Werma has launched the LED 816 multicolour beacon for manufacturing and process applications where signal light systems are required to indicate machine status. Machines and equipment are not always ...
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