High efficiency white LEDs have advanced to the point where they can replace glow bulbs and other light sources not only as indicators, but also for illumination. While many of the claims made about ...

This is a simple flashing led circuit with 2 leds and 2 NPN transistors. It illustrates the behavior of transistors and capacitors and if you use an oscilloscope it will be very easy to determine what ...

As with many inventions, two people had the idea for an integrated circuit at almost the same time. Transistors had become commonplace in everything from radios to phones to computers, and now ...

Light-emitting diodes (LEDs) are often used with a voltage source from a power-supply output voltage. The output voltage increases until the current through the LEDs reaches the value of the ...

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper ...

The history of the transistor and similar types. How transistors made an impact on the world. How grudges eventually subside. Transistors are simple electronic devices that boost or switch electrical ...

MANCHESTER, England, March 21, 2025 /PRNewswire/ -- Smartkem (NASDAQ: SMTK), which is seeking to change the world of electronics with a new class of transistor technology, announced that today Friday, ...

Scientists have succeeded in developing logic circuits equipped with diamond-based MOSFETs (metal-oxide-semiconductor field-effect-transistors) at two different operation modes. This achievement is a ...

Roger Robinson Webster led the Texas Instruments team that developed the pocket-size transistor radio, the commercial product that ushered in the digital age in 1954. A wizard who built a 1-inch ...