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 ...
The flashing LED has to be one of the most loved, iconic, features when it comes to using a BlackBerry. It's been around for years and I would imagine that most BlackBerry users would feel lost ...
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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