I want to output audio with arbitrary waveforms using the RP2040. While there are methods using buzzers or PWM output, I ...

The IKEA Kortlinje is a digital clock that costs around 20 dollars, featuring a hygrometer and thermometer. It’s another ...

There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...

Hello. My name is Kashimasa. I opened note and saw an interesting project, so I'm writing an article for the first time in a ...

Take a second and turn it into trillions of moments. Measure each one. That's how precisely an atomic clock at Singapore's Centre for Quantum Technologies (CQT) keeps time—and with record-setting ...

Physicists have unveiled the world’s most accurate clock — a timepiece so reliable that it would take more than 260 billion years to lose 1 second. Precision clocks are used in everything from ...

The energy-efficient LED bulbs now commonplace in American homes, schools, and offices could carry hidden health risks, according to a neuroscientist who is sounding the alarm over their potential ...

NZXT is bringing back its S-series of PC cases, promising PC builders exceptional value while also delivering a chassis worthy of your desk. With their new S5 RGB and S5 RGB Deluxe PC cases, NZXT is ...

Build a stunning pixel-art LED clock with 1, 024 RGB LEDs, a 3D-printed diffuser and a web app to control animated effects. 3D-printed diffuser sits directly in front of the panels — a grid that gives ...