All items tagged with Elektor Labs and PWM (16)

| Every robot project needs at least one motor to make it move something like a limb or a wheel. Often there are more motors to control but sp...

| Besides being popular in nightclubs, stroboscopes are often used for measuring the rotational speed of an object. When the spinning object h...

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| Driving a mains-powered load, be it inductive or resistive, invariably has to be done with care and attention to avoid dangerous situations....

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| Some time ago I installed four LED spots in the roof over our terrace. Unfortunately, the spots turned out to be way too bright and so they...

| Compared to analog audio amplifiers like Class-A, -B and -AB, digital Class-D amplifiers have much higher power efficiency allowing them to...

| When a manufacturer releases a B version of an existing product the differences between the old and the new are usually small. Not so in the...

| A month ago, in his review, my colleague Thijs Beckers was extolling the virtues of the assembled synthesiser module J²B, but he didn’t tell...

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by Lucky

| This board combines the force of the Raspberry Pi with the mechanical force of powerful LEGO Mindstorms motors. Four LEGO EV3 servo motors c...

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by Lucky

| This board contains a PIC-microcontroller (PIC16F1938 to be more precise) that translates ASCII-commands received via a serial link to I/O o...

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by Lucky

| This board contains a PIC-microcontroller (PIC16F1938 to be more precise) that translates ASCII-commands received via a serial link to I/O o...