Knowing how to calculate an LED current limiting resistor is one thing, taking into account all other sorts of parameters as well is another. In Part 1 you learned how to calculate a current limiting ...

One of the questions that hobbyists ask over and over is how to select the value of a current limiting resistor for an LED. Usually the seat of the pants response is: “Subtract 2 V from the supply ...

If you are seeking to get involved in electronics projects or are already doing so, you may still be getting accustomed to certain concepts – including the importance of LED resistors in circuit ...

[mircemk] built a slick-looking LED tester with a couple handy functions built in. Not only can one select a target current to put through an LED, but by providing a target voltage, the system will ...

Energy-efficient technologies are revolutionizing industrial, residential and automotive markets, but they ­also benefit today’s boaters. No energy-saving advancement has proven more poignant to ...

Many LEDs, those highly popular Light Emitting Diodes, die prematurely because they are improperly used by people who know little to nothing about electronics. Let's try to stop the massacre. An LED ...