This project is a full-stack IoT application designed to monitor ambient temperature using an Arduino Uno R4 WiFi and a DHT11 temperature sensor. It operates in a local development environment and ...
This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...
Extend the LM358 op-amp family’s output voltage range by cascading the op-amp with a few simple, inexpensive components.
NEW projects in hilly areas in Ampang Jaya, Selangor, will be required to instal Early Warning Systems (EWS) as part of their development conditions. Ampang Jaya Municipal Council (MPAJ) deputy ...
XDA Developers on MSN
I built a ghost-proof ESP32-powered presence sensor and here's how it works
Bermuda enables device proximity in a room without using any trackers or apps. Using an ESP32, it works as a Bluetooth proxy, ...
2025 was the third hottest year on record, but thousands of cities saw record heat and one broke a record for cold. By Harry Stevens and Eric Niiler Last year was Earth’s third hottest globally, but ...
CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Air quality infamously drops as the days grow cold and we ...
Abstract: This study presents a magnetic field-temperature-refractive index sensor based on surface plasmon resonance (SPR) and photonic crystal fiber (PCF). The sensor integrates three independent ...
Nondispersive Infrared Ethylene Oxide Sensor With Temperature Compensation for Medical Sterilization
Abstract: Ethylene oxide (ETO) gas is extensively used in medical sterilization, but it poses environmental and health risks if not properly managed. Therefore, it is crucial to monitor the ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback