'I've never seen a light like this before. That is wild,' YouTuber Mathew Perks said.

An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

URC 2026 System Acceptance Review (SAR) White House stalls release of approved US science budgets. The US Congress rejected sweeping cuts to science agencies. But the NIH, the NSF and NASA have had ...

The Arduino is a great way for hobbyists and pros alike to experiment with programmable objects, but it can be confusing for beginners without these tools.

The American audio company has unveiled a "no fuss" stereo amplifier for modern hi-fi systems.

Qualcomm, which purchased microcontroller board manufacturer Arduino last year, just announced a new single-board computer that marries AI with robotics. Called the Arduino Ventuno Q, it uses Qualcomm ...

The CI-ONE integrated PA + SPDT modules from Circuits Integrated Hellas (CIH) are small-form-factor Ka-band RF front-end ...

It's capable of driving a wide range of headphones and IEMs.

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

I had this idea of building my own bicycle lighting system totally personalized, the lights would have the exact lighting pattern I wanted and the shape I decide. That's why I started to build this ...

Designed for M5Stack Atom, AtomS3, and AtomS3R series IoT controllers based on ESP32 or ESP32-S3 wireless SoC, the Echo Pyramid base enables smart voice ...