Recently an ad on YouTube about an acoustic light sensor/switch module piqued my interest. Out of curiosity, I contacted the online vendor and bought a pair. Named MR-SK50A, the module is less popular ...

With that module taking up most of the top side of the PCB, ... it has a light sensor and an optional 9-axis motion ... guiding it towards the light. There’s also a sound-detection circuit, ...

This project uses a sound sensor to control an LED with an Arduino. The LED lights up when the sound sensor detects noise above a certain threshold, making it a fun way to create sound-reactive ...

ElecFreaks is selling a new color sensing module based on the TSC230 sensor. They’ve posted a demonstration using an Arduino that shows off what this sensor is capable of. The module includes… ...

Light sensor and sound sensor are used for input signals. In this way, you can achieve the function of the smart desk lamp: if the surrounding sound level is above a certain pre-set value, then the ...