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| Audio Conference Systems (PMTS-800N) | |
|---|---|
| Technical Specifications | |
| Audio Sampling Rate | 48 kHz |
| Audio Processing Chip | Built-in high-performance DSP |
| DSP Functions | Equalizer, high-pass filter, feedback suppression, automatic gain control, noise reduction, audio mixing matrix, delay |
| Audio Matrix | Supports arbitrary input-to-output routing |
| Audio Transmission | True digital transmission, full-network lossless non-compressed audio |
| Conference Unit Connectivity | 4-channel unit microphone interfaces |
| Ring Backup Support | 2 channels supporting ring backup |
| Units per Channel | Up to 15 units per channel |
| Maximum Units per System | Up to 60 units |
| Unit Hot-Swap | Supported |
| System Management | Web browser-based configuration and management |
| Conference Control | Remote opening/closing of conference units |
| Maximum Active Microphones | Up to 10 microphones (customizable) |
| Mic/Line Inpu | 2 × balanced 3.81 mm Phoenix terminal |
| Conference Network Ports | 4 × EtherCon RJ45 connectors |
| Mix Line Output | 4 × balanced 3.81 mm Phoenix terminal |
| Network Port | 1 × RJ45 Ethernet |
| USB Recording / Playback | 1 × USB Type-A, 1 × USB Type-B (sound card interface to PC) |
| Alarm Interface | 1 × 3.81 mm Phoenix terminal |
| Debug Port | 1 × 3.81 mm Phoenix terminal |
| RS-232 Control | 1 × 3.81 mm Phoenix terminal |
| RS-485 Control | 1 × 3.81 mm Phoenix terminal, bidirectional |
| Display | 1 × 3.81 mm Phoenix terminal (camera control) |
| Power Socket | 1.8 m high-definition LCD color screen |
| Power Supply (Connector) | IEC C14 three-pin socket with power switch |
| Power Supply Rating | AC 100–260V, 50/60 Hz |
| Quantization | 32-bit |
| Frequency Response | 20 Hz – 20 kHz (±0.5 dB) |
| Signal-to-Noise Ratio | >100 dB |
| Channel Isolation | >100 dBA |
| Input Impedance | >90 dB |
| Output Impedance | 10 kΩ |
| Total Harmonic Distortion | 100 Ω |
| Maximum Input Level | <0.5% (20 Hz – 20 kHz) |
| Maximum Output Level | +4 dBu |
| Operating Temperature | 0°C – 40°C |
| Storage Temperature | -20°C – 60°C |
| Operating Humidity | 20% – 95% RH (non-condensing) |
| Non-Operating Humidity | 5% – 95% RH |
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