Sentinel Microphone Array

Description

Advanced 8-Channel MEMS Acoustic Detection System

The Acoustic Sentinel is a precision-engineered circular microphone array designed specifically for automotive acoustic monitoring and environmental sound detection. This compact, flat-profile system delivers professional-grade audio capture and directional analysis capabilities in a vehicle-ready form factor.

Key Features

🎯 Precision Audio Capture

• 8 high-performance MEMS digital microphones arranged in optimal circular configuration
• 42.5mm center distance spacing for accurate directional detection
• Supports sampling frequencies up to 192kHz for exceptional audio fidelity
• Real-time synchronous audio acquisition across all channels

🚗 Automotive-Ready Design

• Ultra-flat 102mm diameter profile perfect for vehicle integration
• Custom mounting case designed for secure car installation
• Compact form factor minimizes installation footprint
• Robust PCB construction suitable for automotive environments

💡 Smart Visual Feedback

• 16 controllable green LED indicators for status and directional visualization
• Real-time audio level and direction indication
• Configurable LED patterns for different operating modes

🔌 Universal Connectivity

• 28-pin 0.5mm FPC connector for reliable data transmission
• Compatible with Raspberry Pi, Orange Pi, and other development platforms
• Plug-and-play integration with existing vehicle systems
• Network-enabled for remote monitoring capabilities

Technical Specifications

Feature	Specification
Microphone Array	8 MEMS digital microphones
Array Diameter	102mm outer, 68.7mm inner
Sampling Rate	Up to 192kHz
LED Indicators	16 controllable green LEDs
Connectivity	28-pin 0.5 FPC, 120mm cable
Platform Support	Raspberry Pi, Orange Pi, custom embedded systems
Audio Processing	Real-time directional analysis and positioning

Applications

🛡️ Vehicle Security

• Perimeter intrusion detection
• Glass break monitoring
• Unusual sound pattern recognition
• Automated threat assessment

📍 Acoustic Positioning

• Sound source localization with sub-degree accuracy
• Multi-target tracking capabilities
• Environmental noise mapping
• Traffic pattern analysis

🔊 Smart Audio Systems

• Adaptive noise cancellation
• Directional audio enhancement
• Voice command optimization
• Passenger zone audio isolation

Software & Integration

The Acoustic Sentinel includes comprehensive software support with MATLAB-compatible algorithms for advanced signal processing. The system features:

• Real-time direction finding algorithms
• Customizable audio processing pipelines
• Python-based control interfaces
• C language development examples
• Lightweight web server integration

Installation

The custom automotive mounting case ensures quick and secure installation in any vehicle. The flat profile design allows for discrete placement while maintaining optimal acoustic performance for 360-degree monitoring coverage.

---

Transform your vehicle into an intelligent acoustic sentinel with precision sound detection and analysis capabilities.