Abstract: The audio system requires a large amount of power to transmit sound energy to all areas both inside and outside the room. Sound waves can propagate in the air and undergo great absorption in ...

High quality bug reports and feature requests are valuable contributions to the project. Before reporting an issue search existing pull requests and issues to see if it was already reported. If you ...

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 and makes it available via a callback method. The output is a ...

Abstract: This paper presents a 1x3 circularly-polarized patch antenna array designated as the Chinese dream antenna array. The three-element array was implemented by using Chinese character-shaped ...