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Route Audio Like Traffic
Route Audio Like Traffic

IP PA System For Railway Station & Airport

Solution Benefit

SPON combines an IP audio matrix system, distributed zone amplification, noise-adaptive control, and emergency priority switching to route announcements precisely across terminals, gates, concourses, and outdoor areas.

Precise Zone Routing

Route different announcements to gates, halls, concourses, and outdoor areas instantly, without cross-zone spillover.

Automated Passenger Information

Connect to flight/train information sources to broadcast boarding and service messages automatically, reducing manual paging.

Beam-to-Zone Coverage

Soundfield-synthesis control creates targeted coverage for large halls, improving clarity and reducing sound leakage to non-target areas.

Emergency Priority Switching

Fire alarm linkage forces immediate system override to deliver evacuation instructions across required zones.

Pain Points

Unclear Announcements

Large halls create reflections and noise, so passengers miss key information and staff must repeat boarding calls. Improving intelligibility is critical for operations and passenger flow.

Manual Paging Load

Without system integration, staff repeatedly broadcast schedules, gate changes, and service notices manually. This increases workload and raises the risk of missed or delayed messages.

Crowd Noise Shifts

Passenger noise changes throughout the day, making fixed-volume systems either too quiet or too loud. Real-time adjustment is needed to keep messages understandable.

Slow Emergency Override

During incidents, emergency messages must override all other audio immediately. Systems lacking fire alarm linkage and priority switching can delay evacuation guidance.

Operational Gaps

Operations teams need fast paging for boarding control, lost-and-found, and crowd management. Systems without user-friendly control and high learning curve can slow coordination and reduce service efficiency. 

Reliability Risks

Transport hubs require continuous operation; If system doesn’t have redundancy, failures cause service disruption and safety risk.

Solution Overview

Transportation hubs such as railway stations and airports require a highly stable, real-time broadcasting system to manage passenger guidance, boarding calls, service notifications, and emergency alerts across complex functional zones. By adopting an IP audio matrix architecture with distributed deployment, precise zone routing, and emergency priority switching, the system keeps announcements intelligible under crowd noise and maintains consistent control from concourses to gates and outdoor areas.

 
 
 
 
 
 
 
 
XC-9501H
IP Audio Matrix Controller
XC-9501DA + XC-9501DA-M125/M250/M500
Amplifier Frame + Amplifier unit
XC-9045N
Network Paging Console
NAC-5055A
Noise Detector
NAC-2305
40 Watt 100 Volt Wall Mount Speaker
NAC-2404
40 Watt 100 Volt Wall Mount Speaker
APS-9004CDT-8
Vari-Directional Array Speaker
NAC-2305
Cabinet Speaker
NAC-181
Ceiling Speaker
NAC-2518
Horn Speaker
NAC-271A
Column Loudspeaker
GEN-6392A01
Network Horn Speaker
NAC-2503
Round large diameter plastic horn speaker
Redundancy & Monitoring

Dual-network, backup power and fault monitoring reduce downtime and speed maintenance response.

Noise-Adaptive Output

Noise detection adjusts volume in real time to keep speech intelligible.

Auto Passenger Messages

Integrates with flight/train information to broadcast calls and updates automatically.

Control Room

Matrix Core Control
System Monitoring

1. The control room routes audio in real time through the matrix system, ensuring each functional zone receives the correct announcements without cross-zone confusion.
2. Built-in redundancy and fault monitoring help maintain continuous operation and speed up troubleshooting when failures occur.

XC-9501H
IP Audio Matrix Controller
XC-9501DA + XC-9501DA-M125/M250/M500
Amplifier Frame + Amplifier unit

PA Operation Desk

Live Paging
One-touch Paging

1. Operators can perform live paging for boarding control, service notices, and urgent messages, directed to selected zones only.
2. Precise zone selection with shortcut key control reduces repeated zone selection and prevents unnecessary disturbance in unrelated areas.

XC-9045N
Network Paging Console

Check-in Hall

Noise Detection
Clear Queue Guidance

1. In crowded halls, noise detection automatically adjusts output to keep announcements understandable during changing passenger flow.
2. Targeted area broadcasting supports queue guidance and service counter notices without affecting other zones.

NAC-5055A
Noise Detector
NAC-2305
40 Watt 100 Volt Wall Mount Speaker
NAC-2404
Pendant Speaker

Departure / Arrival Main Hall

Beam-to-Zone Coverage
Beam-to-Zone Coverage

1. In large, reflective halls, vari-directional array speakers deliver controlled long-throw coverage to improve speech intelligibility.
2. Soundfield synthesis helps reduce reflection interference and limits leakage to non-target areas, keeping announcements clearer for passengers

APS-9004CDT-8
Vari-Directional Array Speaker

Boarding Gates / Platforms

Automated Calls
Independent Gate Audio

1. The system can integrate with flight/train information to broadcast boarding calls and status updates automatically to the correct gate/platform zones.
2. Each gate/platform can carry its own audio without spillover, supporting smooth operations during simultaneous boarding.

NAC-2305
40 Watt 100 Volt Wall Mount Speaker
NAC-181
Ceiling Speaker

Outdoor / Entrance Area

Outdoor Paging
Wide-Area Coverage

1. Outdoor areas support public guidance, drop-off/entrance instructions, and service notices with clear wide-area broadcasting.
2. Outdoor zones can also receive priority emergency instructions when triggered, ensuring consistent guidance across the perimeter.

NAC-2518
Horn Speaker
NAC-271A
Column Loudspeaker
GEN-6392A01
Network Horn Speaker
NAC-2503
Round large diameter plastic horn speaker