Panel Microphone Input
输入类型: 驻极体
输入阻抗: >=2K
Mic Limiter Threshold: 2 dbu±3 db
麦克风限制范围: >= 15dB
Headset Microphone Input
输入类型: 动态
输入阻抗: >= 1K
Mic Limiter Threshold: -2dBu±3dB
麦克风限制范围: >= 15dB
程序线输入
Maximum Level before Clipping: >= 20dBu
输入阻抗: >= 5K Headset Output
负载阻抗: >= 8
输出阻抗: <= 25
Output Limiter Threshold: ±3dB
Maximum Output Level before Distortion: >= 17dBu
扬声器输出
负载阻抗: >= 4 Max Output Level before
1%失真: 20dBu±2dBu
Partyline输出
从噪声: < -74dBu
输出阻抗: >10K
Partyline输入
相声: < -60dB
Max level before Clipping: >= 12dBu
Sidetone Null Capability: > 25dB
频率响应
Panel Mic - Partyline: 300 - 16kHz±3dB
Headset Mic - Partyline: 300 - 15kHz±3dB
Program Input - Headset Out: 200 - 18kHz±3dB
Program Input - Speaker Out: 200 - 18kHz±3dB
Partyline - Headset Out: 200 - 18kHz±3dB
Partyline - Speaker Out: 200 - 18kHz±3dB
最大变形
Panel Mic - Partyline: <= 0.5%
Headset Mic - Partyline: <= 0.5%
Program Input - Headset Out: <= 0.2%
Program Input - Speaker Out: <= 0.5%
Partyline - Headset Out: <= 0.2%
Partyline - Speaker Out: <= 0.5%
噪音
Panel Mic - Partyline: < -65dBu
Headset Mic - Partyline: < -70dBu
Program Input - Headset Out: < -60dBu
Program Input - Speaker Out: < -60dBu
Partyline - Headset Out: < -50dBu
Partyline - Speaker Out: < -50dBu
最大增益
Panel Mic - Partyline: >= 37dB
Headset Mic - Partyline: 41dB±2dB
Program Input - Headset Out: >= 18dB
Program Input - Speaker Out: >= 24dB
Partyline - Headset Out: >= 34dB
Partyline - Speaker Out: >= 40dB