Product Profile:
It has the functions of pre-emption, air attack, relief, disaster alarm and stopping in accordance with the state regulations.
The sound source part is controlled by a micro-computer chip, which has strong anti-interference ability and high control precision.
One microphone input, one line input, can be amplified and connected with external sound source.
AC/DC interrupt-free automatic power conversion system can meet emergency requirements.
Built-in monitoring loudspeaker can monitor alarm sound indoors; AC and DC dual-purpose.
Technical parameters:
working voltage | AC 220V | DC 60V |
Working Current | AC ≤6A | DC ≤18A |
Output impedance | 6Ω | |
output power | 1500W | |
Sound pressure level at 5 meters | More than 120 dB conforms to the national civil air defense standard | |
Microphone Input Sensitivity/Impedance | ≤20mV／600Ω | |
Line Input Sensitivity/Impedance | Line Input Sensitivity/Impedance <200mV/4.7K | |
frequency response | ≤±3dB（300～8000Hz） | |
Harmonic distortion | ≤5％ | |
Signal-to-noise ratio | ≥60dB | |
Working environment temperature | -35℃～+55℃ | |
Alarm weight | 20KG | |
Size of alarm | 520*400*220 | |
Note: The remote control interface can be matched with any remote control manufacturer in China.