With a 4k1 collector resistor and 16mA drive into the led, the chosen (read ‘cheapest on ebay’) 6N135 is supposed to beat 1.5μs for both turn on and turn off, with typical figures of 90ns and 800ns.

Ugonna Victor Emeka-Inegbu spent part of his summer helping a Wisconsin manufacturer build a better welder thanks to a journey that started with a trip through a registered student organization.

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A new roadmap links materials, design, and process to build stretchable synaptic transistors for soft, low-power AI and ...

Rough PCB surfaces increase the signal’s path length. This is due to the skin effect, which occurs because high-frequency ...

In modern homes, apartments, and offices, multiple entrance doors are common. Traditionally, each door requires a separate doorbell, which increases cost and ...

Grading my experience with AI in electronic design. It’s worth using and everyone should give it a try, just check the ...

Look at almost any circuit, and it’s nearly sure that there will be a capacitor included in it. These two-terminal electrical components rank alongside resistors.

It suppresses dendrite growth and boosts energy density to nearly double that of today’s lithium-ion cells—promising safer, ...

A research group from the Graduate School of Engineering at Tohoku University has developed a noninvasive means of detecting ...

I f you have a home lab, you probably think first about servers, networking gear, and SBCs. Those are all great tools, but ...