Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...

The circuit shown in the figure measures relative humidity in air at the low temperatures found in applications like cold storage of food items and greenhouses. Instead of using electrical signal ...

The Hygrotron humidity and temperature sensor from Hygrometrix Inc., Alpine, Calif. (hygrometrix.com), is smaller than a dime but can determine relative humidity (RH) between 0 and 100% with 1.5% ...

[POSTECH-ETRI joint research team develops a real-time humidity sensing optical sensor.] [The response time of the new sensor is 10,000 times faster than the conventional sensors and can be ...

(Nanowerk Spotlight) Each exhaled breath carries distinct signatures of human activity - quick and shallow during exercise, deep and regular in sleep, irregular while speaking. These breathing ...

Analog moisture and temperature sensing combined with dual-channel on/off control for both humidity and temperature can be found in the HS2000C sensor/controller platform. As a result, it opens up new ...

Increasing focus on compact digital humidity sensors to enhance efficiency and simplify device design Capacitive type humidity sensor to hold the highest market share during the forecast period.

The Sensiron SHT45 precision temperature and humidity sensor got featured here a couple of years ago, and wonderful Adafruit has picked up on it, and not only produces SHT4x breakout boards (right), ...

Now this is proof that smart home tech doesn’t have to be expensive ...

Xiaomi has introduced a new gadget for smart home enthusiasts: the Mijia Smart Temperature and Humidity Sensor 3 Mini. The compact climate tracker is now available for crowdfunding on Xiaomi Mall and ...