MAX9814 AGC Microphone Amplifier Module

Technical specifications:

• Automatic Gain Control;
• Win 40dB, 50dB or 60dB;
• Supply voltage: 2.7V - 5.5V;
• Maximum current consumption: 6mA;
• Response frequency: 20Hz - 20kHz;
• THD: 0.04%;
• Low power shutdown mode;
• Noise density of 30nV / sqrt (Hz).

This product is a module for amplifying a signal from an electret microphone. The integrated circuit contains an automatic gain control system but also has a selectable gain at 40dB, 50dB or 60dB. The module contains a MAX9814 integrated circuit.

The product is useful in your applications where you need to amplify a signal from a microphone, all of which is included on a PCB board, including the microphone. The product is perfect for use with Arduino Microcontrollers or Plates.