Electret Microphone Amplifier – MAX4466 with Adjustable Gain
Capture sound with the Electret Microphone Amplifier MAX4466.
Standard microphones often produce a very weak signal. However, this MAX4466 Electret Microphone Amplifier provides a clean and strong output. It is designed specifically for microcontrollers. Consequently, you can analyze audio frequencies and volume levels easily.
Key Features:
Adjustable Gain Control: It features a small trimmer on the back. Because of this, you can set the gain from 25x to 125x.
Low Noise Performance: The MAX4466 chip is very quiet. Therefore, your audio signals will be sharp and accurate.
Excellent Power Supply Rejection: It filters out noise from your power source. Furthermore, it works perfectly with 2.4V to 5V DC.
Easy Installation: No complex wiring is needed for this board. Simply use the included header pins for prototyping.
Why should you buy this amplifier? Are you building a voice-activated light or a music visualizer? Because of its sensitivity, it picks up fine details in sound. Moreover, it is compatible with Arduino, Raspberry Pi, and ESP32. Furthermore, it uses very little power during operation. Therefore, it is ideal for battery-powered devices. Simply follow the Adafruit guides for a fast setup.
Technical Specs:
Chipset: MAX4466 (Op-Amp).
Output: Rail-to-Rail Analog.
Frequency Response: 20Hz to 20KHz.






























