The circuit was specially designed for shop windows animation as it makes use of a capacitive sensor that is triggered by touch control system. BC337 – a small signal NPN Silicon AF medium power ...

Ultra simple circuit of the tilt sensor alarm presented here can be fabricated using readily available inexpensive components. The circuit is a true transistor based design. Home made Tilt sensor for ...

This idea describes an MCU interface for a 1-Wire temperature sensor interface that offers high accuracy while using less board space. The circuit can be modified for use with any 1-Wire device. The ...

Here’s your useful and beautiful circuit for the day — [New Pew]’s vibration sensor takes manual control of the flip-flop inside a 555 timer and lights an LED in response. Use it to detect those ...

A team of engineers at the University of California San Diego has developed an electronic sticker that can monitor a person's ...

Researchers developed a single-use sensor strip that can be used with a circuit board to detect cerebrospinal fluid leaks. They collected nine clinical samples and introduced the test fluid into a ...

A battery-free sticker reads vitamin C levels from fingertip sweat by turning any drinking cup into a smart health sensor.