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The MAX4466 Microphone Amplifier Module. The MAX4466 microphone amplifier module is a very versatile and easy-to-use microphone amplifier module. As the name suggests it is based on the MAX4466 ...
In this project, I use an Arduino UNO to record audio, that can be used for Speech Recognition purposes, with a MAX4466 Electret Microphone Amplifier. This is a fully assembled and tested board, that ...
A simple voice recorder for Arduino using an SD card and an electret microphone amplifier circuit. Independent of any third-party libraries. Wiring (also documented in spybug/spybug.ino) ...
This LM386 audio amplifier circuit can be also used to record any sound. We just need a 3.5 mm audio plug and a computer with sound recording software. We only need to connect computer’s 3.5mm jack in ...
A standard electret microphone and a single-transistor amplifier provide an audio signal that can be processed by an Arduino’s analog input.Here's how it's done.