SONOFF Hydro DUO is a dual-channel Zigbee 3.0 and Bluetooth 5 LE smart water valve with up to 12 customized watering ...

Not a cloud in sight.

This tiny chip is doing too much.

If you wanted to host a website, you could use any one of a number of online services, or spin up a server on a spare computer at home. If you’re a bit more daring, you could also do what [Tech1k] did ...

Let's begin with the basics here: An automotive oxygen sensor is part of the exhaust system and does what its name implies, sensing how much oxygen is in the exhaust gases. And that's important for at ...

Researchers in Ania Bleszynski Jayich’s lab use a mechanical resonator to enable greater entanglement for potentially more powerful sensors. Most people think of diamonds as high-end adornments. Not ...

ESP32-based reader for BME280 environmental sensor. Sends temperature, relative humidity and barometric pressure to SignalK server via WebSocket/JSON and to other ESP32 devices via ESP-NOW broadcast.

Using the wrong pressure washer nozzle is a common and potentially damaging mistake. Nozzle color codes indicate spray width and pressure for different cleaning tasks. Maintain proper nozzle distance ...

There are countless smart home devices, varied in gadgetry and practicality, that you can place piecemeal throughout your home and configure any way you want. From voice assistants to smart locks, ...

Capacitive displacement sensors turn tiny gaps into actionable signals. By measuring changes in capacitance as target moves, these devices deliver precise, non-contact readings of position and motion.

Keeping your camera's image sensor clean is the simplest way to remove annoying smudges and particles from your images — here's how to clean your camera sensor to get a crisp picture of the stars ...