It is the fastest, most efficient transistor ever,” a Peking University statement claims. That is a confidence boost for a ...

This author's first encounter with LEDs happened in 1967 after attending the bustling NEREM conference in Boston.

With a slender sheet of lab-grown bismuth and an architecture unlike anything inside today’s silicon chips, they’ve built ...

is spearheading a new push to safeguard vaccine use, policy and information in the United States. According to the university, the Vaccine Integrity Project, led by Dr. Michael Osterholm ...

However, the current LED array driver circuits face challenges to balance high power and high speed. In this paper, we propose a driver circuit and a pattern display scheme that support high-power LED ...

Never miss a blown fuse again! This ultra-simple four-component circuit ensures you’re instantly alerted when a mains fuse fails, using an active flashing LED — no complex measuring needed, just smart ...

It is pretty much tailored to this specific use case ... emulation mode Touch Slider LED mode, color and brightness Face button to directional pad mirroring Reset settings to defaults Enter BOOTSEL ...

What [Manuka] gives us is a circuit that is designed to be built into your project or project’s power supply. Using only an ultra-bright white LED, red blinking LED, PNP transistor, and a diode ...

Is it an AM radio? Yes. It is a 555 LED flashing circuit? Yep. How about a hex counter with a 7 segment display? That too. Five different colored LED’s to satisfy your need for blinkenlights?

Probably not, but here is what I tried: Flashing is legal these days ... as I couldn’t find a 4V3 Zener), the Zener pulls the transistor on and lights the leds. The 3n3 capacitor gives the circuit ...