Features
● Network audio terminal;● Two network connection ports, can work between different networks;
● Maximum 48KHz sample rate, 16bit digital audio decode;
● 10M/100M10M/100Mautomatic network adaption;
● 24V/100MAoutput and shortcut output;
● Can play background music,emergency paging and alarm signal from the host;
● One EMC input, one EMC output;
● Built-in monitor speaker;
Test item | Indicator parameters | ||
EMC parameters (EMC LINE IN port input) | CH1, CH2, CH3 and CH4 rated output | 1V | |
Input sensitivity | MAX: | 250mV | |
MIN: | 4V | ||
Effective frequency range of gain limit (±3dB) | 50Hz-20kHz | ||
Signal-noise ratio (low pass 30kHz) | ≥70dB | ||
Total harmonic distortion (1kHz, 1/3 output voltage) | ≤0.1% | ||
EMC LINK output | Equal to EMC LINE input (±10%) | ||
Input dynamic scope | ≥26dB | ||
Network decoding parameters (host machine MP3 input) | CH1, CH2, CH3 and CH4 rated output | 1V | |
Distortion degree (1kHz -10dB/MP3) | ≤0.2% | ||
Effective frequency range of gain limit (±3dB): | 50Hz-20kHz | ||
Signal-noise ratio (low pass 30kHz) | ≥70dB | ||
Alarm output (Host software control) | COM-24V output | 24V (≤100mA) | |
COM-SC output | Short circuit (＜1Ω) | ||
Built-in monitoring power | 1.2W | ||
Network | Dual network interface 10M/100M self-adaptive | ||
Power | AC 180V-242V/50Hz | ||
Power consumption | 12W | ||
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