Here’s What’s Happening (and Not Happening) With Smart Rings in 2026

Some have disappeared from the market, while others are innovating new features...and I still miss my gen 2 Oura.
CNX Software

DFRobot launches low-power, low-cost Fermion: BMV080 air quality sensor module

BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.
Taste The Code on MSN

Arduino heart rate monitor using Pro Mini PulseSensor and OLED for beginners

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 ...

RAY MASSEY reveals why routine repair bills have gone up by 23%

Routine servicing is becoming more expensive, as exclusive new data compiled for us by the Warranty Solutions Group reveals.

This low-cost orange-sized sensor could be what self-driving cars need to hit public roads

The secret to safer self-driving cars might be this tiny radar device. The post This low-cost orange-sized sensor could be what self-driving cars need to hit public roads appeared first on Digital ...
IEEE

Lock-In Based Phase Fluorometric Dissolved Oxygen Sensor Interface With 4 kHz – 150 kHz Tunable Excitation Frequency and Frequency Error Calibration

Abstract: Optical dissolved oxygen (DO) concentration measurement based on phase fluorometric theory is one of the most promising DO concentration measurement methods with advantages of insensitivity ...