MAX9814 Microphone Amplifier Module with Auto-Gain Control for Arduino
The MAX9814 Microphone Amplifier Module with Auto-Gain Control is an advanced audio sensor designed for Arduino projects. It features an integrated electret microphone and automatic gain control, providing consistent audio signal levels across varying sound intensities. This module is perfect for applications involving sound detection, voice activation, and audio signal processing.
Features:
- Auto-Gain Control: Automatically adjusts amplification to keep audio levels stable.
- High-Sensitivity Microphone: Captures clear and accurate sound.
- Adjustable Gain: Fine-tune the gain with an onboard potentiometer.
- Analog Output: Provides a direct analog signal for easy integration with Arduino.
- Wide Voltage Range: Operates from 2.7V to 5.5V, compatible with various power sources.
- Compact Size: Small and lightweight for easy integration into projects.
EGP190.00
Out of stock
The MAX9814 Microphone Amplifier Module with Auto-Gain Control is a versatile audio sensor designed for Arduino and other microcontroller projects. This module features a high-performance electret microphone and an integrated amplifier with automatic gain control (AGC), which ensures consistent audio signal levels regardless of the input volume. It’s ideal for applications involving sound detection, voice activation, and audio signal processing.
Features:
- Auto-Gain Control (AGC): Automatically adjusts the gain to maintain a stable output level, accommodating varying sound intensities.
- High-Quality Microphone: Equipped with a sensitive electret microphone for clear and accurate sound capture.
- Adjustable Gain: Includes a potentiometer for manual adjustment of the gain if needed.
- Easy Integration: Outputs an analog signal that can be directly read by Arduino analog input pins.
- Wide Operating Voltage: Supports a range of 2.7V to 5.5V, making it compatible with various power sources.
- Compact Design: Small and lightweight, suitable for incorporation into diverse projects and prototypes.
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Specification
| Microphone |
Type: Electret condenser microphone |
|---|---|
| Amplifier IC: |
MAX9814 |
| Operating Voltage: |
2.7V to 5.5V DC |
| Output Signal: |
Analog voltage (AC coupled) |
| Gain Control: |
Auto-Gain Control (AGC): Automatically adjusts gain for consistent signal levels |
| Manual Gain Adjustment: |
Potentiometer for fine-tuning gain |
| Gain Range: |
Typically adjustable from 20dB to 40dB |
| Frequency Response: |
Typically 20Hz to 20kHz |
| Sensitivity: |
Provides a wide dynamic range with minimal distortion |
| Output Impedance: |
Low impedance, compatible with standard analog inputs |
| Power Consumption: |
Low power, suitable for battery-operated devices |
| Dimensions: |
Generally around 22mm x 18mm |
| Connector Pins: |
VCC: Power supply (2.7V to 5.5V) |
| Operating Temperature: |
Typically from -40°C to +85°C |
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