Emergency Communication
Every year, earthquakes, tsunamis, typhoons, hurricanes, rainstorm, floods, volcanoes, forest fires and other natural disasters occur frequently in the world. These natural disasters are unpredictable and instantaneous, posing a serious threat to the safety of people’s lives and property, as well as serious damage to transportation, power, communications and other infrastructure. On site fixed installation P A. The power and communication nodes that the system relies on have failed, and traditional mobile P A. The system has limited coverage and cannot effectively transmit information to users in a timely manner.
Professional rescue teams urgently need a Super P.A. system with wider coverage, clearer voice transmission, and a more harsh working environment to play an important role in disaster areas.
Widely Used in the Following Scenarios:
The Super P.A. system has a wide range of applications in emergency rescue missions. The Super P.A. system can be installed on top of rescue vehicles or dedicated trailers, and can transmit sound to a wider area through speakers. The following are several common applications of the Super P.A. system in emergency rescue missions:
- Information Communication and Alarm: The Super P.A. system can be used to broadcast important information and alarms to disaster affected individuals, including evacuation instructions, safety precautions, disaster warnings, etc. Through the broadcasting system, key information can be quickly and effectively conveyed to the public, improving the ability to respond to disasters.
- Command and Coordination: In emergency rescue missions, the Super P.A. system can be used to command and coordinate rescue operations. Commanders can issue instructions and guidance to rescue personnel through loudspeakers, organize the actions of rescue teams, and timely communicate emergency situations and changes.
- Search and Rescue and Communication: In search and rescue operations, the Super P.A. system can be used to locate trapped individuals and communicate with them. By placing speakers in appropriate positions, search and rescue personnel can convey encouragement, guidance, and assistance to trapped individuals, and establish contacts to provide necessary assistance.
- Psychological support and comfort: In disasters and emergencies, people are usually in a state of tension and panic. The Super P.A. system can be used to provide psychological support and comfort to disaster victims. Playing encouraging and soothing music, voice messages, or professional psychological counseling can help alleviate tension, enhance people’s confidence and resistance.
- The Super P.A. system has excellent low-frequency performance, specifically optimized for speech, with clear speech and longer transmission distance, and can coordinate with other rescue communication systems. In addition, the Super P.A. system can use a car power supply or an optional dedicated battery pack kit to ensure long-term reliable use in the event of power outages or power outages.
Specification
| Directional Model | DC25MG | DC45C |
|---|---|---|
| Maximum Peak Output SPL@1m,A-weighted | 153dB | 160dB |
| Maximum Continuous Output SPL@1m,A-weighted | 145dB | 151dB |
| 70dB Broadcast Distance Empirical calculation based on air attenuation | 1800m | 2400m |
| 70dB Broadcast Distance Calculated in ideal environmental conditions | 5600m | 10000m |
| Frequency Range | 250~7K Hz | 250~7K Hz |
| Acoustic Beam Angle | ±15°/-3dB | ±15°/-3dB |
| Control Mode | TCP/IP | TCP/IP |
| Installation | Vehicle mounted pan tilt installation | Vehicle mounted pan tilt installation |
| Audio Input | Megaphone Built-in Storage TCP/IP | Megaphone Built-in Storage TCP/IP |
| Vibration Intensity | Vibration of wheeled vehicles | Vibration of wheeled vehicles |
| Operation Temperature | -40~50℃ | -40~50℃ |
| Ingress Protection | IP66 | IP66 |
| Usage Environment | All Weather Use | All Weather Use |
Features
DC25MG not only has a powerful directional long-distance shouting function, but also is equipped with LED strong lights and cameras, which can provide sufficient lighting for low light environments and transmit on-site images to the backend command center.
DC45C provides a more powerful long-distance calling function, with clear voice calling distances (@ 70dB) as far as 2400meters.
| Omnidirectional Model | XC25C | XC45C | XC85C |
|---|---|---|---|
| Maximum Continuous Output SPL@1m,A-weighted | 128dB | 135dB | 141dB |
| 70 dB Coverage Radius Empirical calculation based on air attenuation | 500m | 1000m | 1500m |
| 70dB Coverage Radius Calculated in ideal environmental conditions | 800m | 1800m | 3500m |
| Frequency Range | 250~7K Hz | 250~7K Hz | 250~7K Hz |
| Sound Projection | 360° | 360° | 360° |
| Control Mode | TCP/IP | TCP/IP | TCP/IP |
| Installation | Vehicle mounted fixed installation | Vehicle mounted fixed installation | Vehicle mounted fixed installation |
| Audio Input | Megaphone Built-in Storage TCP/IP | Megaphone Built-in Storage TCP/IP | Megaphone Built-in Storage TCP/IP |
| Vibration Intensity | Vibration of wheeled vehicles | Vibration of wheeled vehicles | Vibration of wheeled vehicles |
| Operation Temperature | -40~50℃ | -40~50℃ | -40~50℃ |
| Ingress Protection | IP66 | IP66 | IP66 |
| Usage Environment | All Weather Use | All Weather Use | All Weather Use |
Features
XC series has a 360 ° uniform voice transmission capability, providing a transmission radius of 450-1200m (@ 70dB) and an even more impressive coverage range.
