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Home > UAV Acoustic Localization System

Gigabit MEMS Microphone Array: Multi-Arm Spiral 64/128-Channel Ultrasonic Imaging & Drone Positioning System

Experience urban drone positioning like never before with our Gigabit MEMS Microphone Array. Tested at 150m altitude and 360m straight-line distance, this multi-arm spiral 64/128-channel system delivers real-time ultrasonic 3D imaging, ensuring centimeter-level accuracy even amidst city multi-path interference. Ideal for smart city applications—traffic monitoring, building inspections, and emergency response—it integrates effortlessly with drone flight controllers for instant mapping. Overcome urban challenges with high-resolution acoustic sensing, gigabit-speed data processing, and robust performance in complex environments.

UAV Acoustic Localization System | Passive Drone Sound Positioning & Anti-Drone Monitoring

High-Precision Microphone Array Technology | 360° Omnidirectional Detection | All-Weather Anti-Drone Solution

Product Overview

Our passive drone acoustic localization system solves the blind spots of radar and optical equipment, realizing 360° omnidirectional UAV positioning, real-time tracking and intelligent early warning. Field tested: 114m-140m altitude detection, 350m line-of-sight distance, ideal for airports, military, urban security, forest fire prevention and industrial monitoring.

Flagship Model: F4-LS8118 Microphone Array System

Professional high-performance acoustic array for drone detection, acoustic imaging, fault diagnosis and voice tracking. Supports multi-array networking for ultra-long-range detection.

ParameterConfiguration
Microphone Channel64-channel (Up to 192 channels)
Detection Range0-500m (Quiet) / 0-150m (Urban)
Positioning Accuracy5° (Hovering Drone) | 10m (3-Array)
Response Speed100ms Real-Time Positioning
Power Consumption<2.5W | DC5V Power Supply

Core Technical Advantages

Passive Detection

No signal emission, ultra-high concealment for military & sensitive areas

Centimeter-Level Precision

Industry-leading accuracy, stable at 114m altitude

Anti-Multipath Interference

Stable positioning in complex urban environments

All-Weather Monitoring

24/7 unattended real-time tracking & early warning

Performance Comparison

ModeAccuracyAdaptability
Acoustic LocalizationCentimeter-LevelUrban Anti-Interference
Radar PositioningMeter-LevelAffected by Weather
Optical TrackingVision-DependentInvalid at Night/Fog
GPS PositioningMeter-LevelFailed When Blocked

Application Scenarios

Anti-Drone System Airport Security Forest Fire Rescue Urban Security Military Operations Industrial Safety

Professional Technical Support

✅ API for Data & Image Acquisition | ✅ Demo & Coordinate Files | ✅ PCBA Drawings for Secondary Development | ✅ Industrial-Grade Design

UAV Acoustic Localization System | Passive Drone Sound Positioning & Anti-Drone Monitoring
64-128 Channel USB Ultrasonic Imaging System with Gigabit Ethernet & Multi-Arm Helical Array

64-128 Channel USB Ultrasonic Imaging System with Gigabit Ethernet & Multi-Arm Helical Array

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Frequently Asked Questions (FAQ)

1. What is drone acoustic localization?
It is a passive detection technology that uses microphone arrays to capture drone sound signals, calculate real-time position, direction and distance without transmitting signals.
2. How is this system different from radar or optical detection?
Acoustic systems work day/night, resist fog/obstacles, avoid radar reflection issues, and remain effective where optical cameras fail.
3. What is the maximum detection range?
Single array: 0-500m in quiet areas, 0-150m in urban areas. Multi-array networking supports up to 2-5km.
4. What is the positioning accuracy?
Hovering drones: 5° azimuth accuracy. 3-array collaboration: 10m or 10% error of detection distance.
5. Does it support 360° omnidirectional monitoring?
Yes, it supports full 360° azimuth detection and -20°~90° elevation angle monitoring.
6. How many targets can be tracked at the same time?
The system can track up to 3 drones simultaneously, and can be customized for more targets.
7. What is the response time for positioning?
Only 100ms, realizing real-time drone tracking and early warning.
8. Is this system passive or active?
Fully passive, no signal transmission, high concealment for military and sensitive areas.
9. Can it work in complex urban environments?
Yes, built-in anti-multipath interference algorithm ensures stable performance in cities.
10. What is the AI recognition rate and false alarm rate?
Recognition rate >90%, false alarm rate <10%, high reliability for 24/7 monitoring.
11. What is the highest altitude it can detect?
Field-proven at 114m-140m altitude with stable positioning.
12. What is the working temperature range?
0°C to 40°C fanless operation, storage temperature -20°C to 60°C.
13. What interfaces does the system support?
USB, RJ45 Gigabit Ethernet, Serial Port, and Gigabit UDP high-speed transmission.
14. What is the power consumption?
Less than 2.5W, powered by DC5V or USB2.0, low energy consumption.
15. Can multiple arrays be networked together?
Yes, multi-array networking expands range and achieves full coverage monitoring.
16. Is it suitable for airport security?
Highly suitable, providing real-time low-altitude drone intrusion detection and early warning.
17. Does the system support secondary development?
Yes, we provide API, PCBA drawings, demo files and coordinate data for customization.
18. Can it work at night or in bad weather?
Yes, all-weather 24/7 operation, unaffected by night, fog or light conditions.
19. What types of drones can it detect?
It detects most consumer and industrial UAVs by identifying unique acoustic signatures.
20. What are the main application scenarios?
Anti-drone systems, airport security, military, urban monitoring, forest fire rescue, industrial safety.