There is a bewildering choice of water-level sensors out there - from bubblers to ultrasonic transducers - with not many comparative reviews available to make things clearer. Here is a guide to ...

Different types of health sensors have a different level of difficulty, risk level, and production cost, Bachman said. The most difficult, risky, and expensive type of sensor to make are implantable ...

Adding Bluetooth to a sensor node can make it more useful and more user friendly.

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The … ...

Sensor characterization is one of the most important tasks to ensure product development success for load and pressure applications and devices.

Researchers designed an IoT network using sound and motion sensors that estimates public space utilization. The ideas can be applied to other IoT sensor networks.

How to build your own flood sensor for under five bucks Not only will it save money, but a single homemade device can monitor your whole basement. David Priest Steve Conaway ...

Wireless Sensor Networks will open the floodgates to the wireless revolution. But building a practical wireless network can be a daunting challenge unless the concepts are kept simple.

While PIR sensors can be used with Arduino and other microcontroller boards, those best-suited for hobby use are smart enough to perform simple tasks without any programming.

How to make a sweat sensor for drugs Guidelines include how to deal with pesky interfering signals when making voltammetric sensors by Louisa Dalton, special to C&EN February 11, 2020 Credit: ACS ...