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Single Key Touch Sensor using LM2907

https://www.electronics-lab.com/single-key-touch-sensor-using-lm2907/

This is a single key device featuring a touch ON (Momentary) output. The project is built using the LM2907 chip. The board provides stable sensing and has a wide working power supply range 5V to 12V DC and consumes 20mA. D1 power LED, D2 function LED. Touch sensors are used in many applications, from remote […]

Under Speed Warning Alarm for Magnetic Pickup sensor – Frequency Controlled Switch

https://www.electronics-lab.com/under-speed-warning-alarm-for-magnetic-pickup-sensor-frequency-controlled-switch/

This is an under-speed sensor module that provides an audible warning and signals output when the speed of a machine is below the set point. The module can be used in applications such as Engines, Machines, Sports machines, Fitness Equipment, Speed of the machine or engine can be detected using a magnetic pickup sensor. The […]