VA-6501
(PC31) Amplifier Controller
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VA-6501
PA1/ VA-6501 PA2/ VA-6501 PA3/ VA-6501 PA5 Amplifier Board
PA Systems — Public Address · 6500 Series (Railway)
Features
- Digital decoding amplifier board
- Efficiency Class D amplifier
- Built-in digital decoder to decode network audio directly
- Support disconnected local emergency audio input broadcast
- Loop state detection for output zones
- Support the backup mode of 4-main-1-standby, 5 amplifier boards
- Support the real-time indication of the working state of the amplifier board
- Support automatic switching of amplifier board failure
- Support uninterrupted maintenance and repair, and use the start-stop function on the module
Technical specifications
| Model | PA1 | PA2 | PA3 | PA5 |
|---|---|---|---|---|
| Input Voltage | ± 85 V DC | |||
| Output Voltage | 100V | |||
| Output Power | 120W | |||
| THD | ≤ 1% (rated output power), 1KHz | |||
| Frequency response | 40Hz-16KHz (+ 1dB,-3dB) | |||
| SNR | ≥ 80 dB | |||
| Heat dissipation mode | Forced air cooling | |||
| Protection mode | Over-voltage, over-current, high temperature, overload and short circuit protection | |||
| Amplifier input | Digital signal and 100V emergency audio signal | |||
| Emergency audio interface | Balanced Input | |||
| Dimension | L 124xW 60xH 263 | |||
| Weight | 1.1 kg | |||
