The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone ... me happy so I decided to convert it into a simple Arduino ...

Single cable sensor network solutions enable robust data layer via simplified installation, configuration and maintenance.

The sensor consists of a dual LC (inductor and capacitor) resonant circuit, one without a cavity and the other with a cavity capacitor for temperature and pressure sensing, respectively. The ...