A new technology has been developed that enables cuffless non-invasive blood pressure monitoring by using ultrasonic to track real-time changes in vascular diameter—without the need for a traditional ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

New "big, beautiful bill" proposed as deficit soars under Trump Ukraine’s new defense chief reveals 200,000 soldiers have gone AWOL and 2 million are dodging draft Why Elon Musk says saving for ...

The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

We love Arduino here at Hackaday; they’ve probably done more to make embedded programming accessible to more people than anything else in the history of the field. One thing the Arduino ecosystem is ...

Sonair, a sensor technology company in Oslo, Norway, is set to debut its ADAR (Acoustic Detection and Ranging) sensor to North American audiences at Automate 2025 next week in Detroit. Designed to ...

Sonair’s 3D ultrasonic sensor uses acoustic detection and ranging (ADAR) to enable 360° obstacle detection up to 5 meters. Each ADAR sensor offers a 180×180° field of view, allowing autonomous mobile ...

Abstract: Road safety is a concern of all authorities. One of the most important safety concerns is excessive speed which results in accidents, injuries, death, as well as damage in public property.

A complete home automation system developed on ESP32 microcontroller using freeRTOS. The system is controlled wirelessly via Bluetooth with an android app developed using MIT App Inventor. This ...

According to a leak from Weibo user Smart Pikachu, the upcoming Xiaomi 15 series could see a significant upgrade in its fingerprint scanning technology. The leak suggests that all three models – the ...