SSM2167 Microphone Preamp Compressor Module

Product Description:
Enhance your audio quality with this compact SSM2167 microphone preamp module. Designed for dynamic audio processing, it combines preamplification, compression, limiting, and noise gating—making it ideal for improving voice clarity in DIY audio projects, communication systems, and recording setups.

Specifications:

• Chipset: SSM2167 audio processor IC
• Input: Microphone input (electret compatible)
• Voltage: DC 3V–5V operation
• Functions: Preamp, compressor, limiter, noise gate
• Gain Control: Adjustable via onboard resistors
• Output: Audio signal output
• Size: Compact PCB module

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Key Features:

• Integrated microphone preamplifier with dynamic gain control
• Built-in compressor and limiter to prevent distortion
• Noise gate reduces background noise and hum
• Low noise and low distortion performance
• Operates on low voltage for portable projects
• Simple circuit design with minimal external components

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Other Details:

• Ideal for DIY audio circuits, radios, and voice communication systems
• Commonly used in headsets, PA systems, and recording devices
• Compression ratio and noise gate threshold are adjustable for flexibility
• Helps maintain consistent audio levels automatically
• Suitable for hobbyists, electronics learners, and engineers

The SSM2167 chip integrates amplification, compression, limiting, and noise gating in one circuit, making it a complete microphone signal conditioning solution