This manual covers the installation, wiring, and operation of GST GF500WA/300WA/150WA broadcast power amplifiers for fire emergency systems.
The GST GF500WA/300WA/150WA series of broadcast power amplifiers are designed as accessories for fire emergency broadcast systems. They work with corresponding audio source and terminal equipment to achieve emergency broadcast functions at fire scenes. The series includes models with output powers of 500W, 300W, and 150W, respectively, which share the same functions but differ in power capacity.
The manual details the technical specifications, structural features, and installation methods. Key features include dual power supply support (main and backup), a 120V constant voltage output, and a frequency response of 80Hz to 8kHz. The device features a standard rack-mount design with various indicator lights for power status, faults, and audio levels, as well as controls for volume and cascading connections. This manual is written in Chinese.
| Output Power | 500W/300W/150W |
|---|---|
| Operating Voltage | AC220V |
| Constant Voltage Output | 120V |
| Frequency Response | 80Hz～8KHz |
| Noise Level | <37mV |
| Dimensions | 88.1mm(2U)×482.6mm×305.0mm |
The series includes models with output powers of 500W, 300W, and 150W.
The constant voltage output is 120V.
The device operates in temperatures from 0°C to +40°C with relative humidity ≤95% without condensation.
No, the product is not suitable for environments with explosive gases or corrosive gases.