- Place of Origin
- South Korea
- Brand name
- Payment Terms
- Shipping /
- Negotiable / Negotiable
3 DOOKWANG CO., LTD
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|Product name||500W Rugged Directional Long Range Horn Speaker||Certification||-|
Speaker & Horn
Other Roadway Products
|Keyword||road safety , roadway safety , traffic safety , warning system||Unit Size||-|
|Brand name||PX-500EX||Unit Weigh||-|
|Supply type||-||HS code||-|
500W Rugged Directional Long Range Horn Speaker
│ DESCRIPTION │
This is to prevent from traffic accidents for workforce's safety and traffic control on roadway.
There are many collision accidents at work zones on roadway because of some careless or drowsy drivers. So, this device was designed to deliver powerful and intelligible messages in the hostile environment of roadways.
In the case of recognizing of distance, the conventional loudspeakers(horn speakers) has a short coverage in noisy environments on roadways or highways. Normally, it's 10 ~ 20m for the driver in vehiche to catch the warning messange and signal. It's too late to avoid traffic accident. In this case, it's too late to avoid the traffic accident.
In order to secure the safety of the driver and workforce, this device covers about 300M. It's enough to change their direction.
This is a ground type to be installed at a roadside.
1) Product Composition
- Acoustic part
- Power cable
2) Operation Power : AC or DC
3) Output Power : 600W
4) Distance Range : about 1Km
5) Operational Range : 300m
6) SPL in Max. : 143dB
7) Size : 372 X 870 X 1500mm
143dB @ 1m 전방 (최대)
88dB 이하 @ 1m 후방 (최대)
Signal : over 67dB, 1kHz @ 1Km
Voide : over 55dB, @ 2Km
Acoustic "beam" Width
± 15° (@1kHz/-3dB)
4 ohm bridged output
3 * 20A AMP ATO
AMP CASE Size
350 X 198 X 53.5
3dB 10Hz TO 30KHz
Signal / Noise Factor
300 mV - 8V
minimum effective resistance
2 ohm stereo / 2 ohm bridge
|Payment Options||Negotiable||Shipping time||Negotiable|
3 DOOKWANG CO., LTD
427beon-gil Naechon-myeon Pocheon-si Gyeonggi, 12-2,5dong, Pocheon-si, Gyeonggi-do, Korea
Other Consumer Electronics,Police & Military Supplies,Roadway Safety,Industrial Equipment Alarms
No. of Total Employees
Dookwang Co., Ltd is a manufacturer of road & traffic safety products in Korea.
Based on 30 years of accumulated acoustic technology, we have developed some of specific acoustic devices and lauched the new concept of brand name for road & traffic safety. It's "Directional Long Range Acoustic Device(DLRAD)".
As a result of successful result, we supplied DLRADs to Korea Highway Corp., and continue to develop and launch various products.
Moreover, to improve efficienty and safety in roadway, we are constantly deveoping visual products with associated equipments.
To answer the needs of overseas, we are proceeding the standardiztion now.
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