To fix a broken camera, you need a measuring instrument.A film camera shutter has two curtains. The first curtain opens, and the second curtain follows after a slight delay. The time it takes for the ...

The Arduino USB Camera puts a camera, microphone and adjustable ring light in one USB accessory for projects that need to see ...

Build a DIY ESP32 LoRaWAN sensor node to track garden temperature and humidity from up to 600 meters away. Includes PCB design and Datacake setup.

Web flashers do the hard part, so you can skip straight to the fun.

The Arduino Light Controller is a passive output board designed to provide simple, reliable on/off control of up to 16 lighting channels using an Arduino microcontroller. The board routes Arduino I/O ...

It now seems like there are countless red light therapy devices on the market for different parts of the body and various aims: increased collagen production, fewer wrinkles and fine lines, hair ...

Permanent outdoor lights are the perfect solution to a holiday season's worth of lights, and will last you for years to come. The name suggests exactly what they are: a type of string light designed ...

Red light therapy for gums is gaining attention as a simple, at-home way to support gum wellness. When used consistently, some devices may help reduce inflammation and support recovery alongside your ...

This usermod-v2 modification allows the connection of a PIR sensor to switch on the LED strip when motion is detected. The switch-off occurs ten minutes after no more motion is detected. I use the PIR ...

Engineers at the University of Cambridge have built a chip-scale light sensor that costs around $10 and, in a proof-of-concept test, tracked the blood glucose of one volunteer without a needle. The ...

If you’re a watch enthusiast, you probably don’t want to exchange your prized timepiece for a bulky fitness tracker. But Hiyd founder Salah Batroukh doesn’t think people should have to sacrifice ...

I used Claude Code to speed up my sluggish Sony Bravia Android TV by removing bloatware, disabling unnecessary background services, and replacing the Google TV interface with Projectivy Launcher. I ...