This wireless headphones transmitter assures a quality reception over 2 meters. The oscillator frequency is between 1750KHz and 3500KHz and for antenna we use a ferrite bar. IC1 amplifies the audio ...

This is resonant inductive charging or magnetic resonance; it enables power transmission at greater distances between transmitter and receiver and increases efficiency.

The UGreen Bluetooth 5.0 Transmitter and Receiver solves that conundrum by making our wireless headphones compatible with such outdated technologies.

The wireless headphones receiver presented is an standard application of ZN415 produced by Ferranti ( short wave receiver). ZN415 assures a quality reproduction, has a 1.5 V battery alimentation and ...