Wireless microphones give you the freedom to move around while amplifying your voice, but they can be incredibly expensive. With a Raspberry Pi, a few cheap components, and a radio, you can create one ...

This one is a high power FM wireless microphone that provides very good frequency stability in about 1km range and very good microphone sensitivity. It can be used inside guitars, as a part of remote ...

These days, there are literally hundreds of different Bluetooth speakers to choose from. From smaller ones small rooms to huge ones that last days on a single charge, there’s definitely a speaker for ...