2026 Guangzhou DSPPA Audio Co., Ltd.
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2026 Guangzhou DSPPA Audio Co., Ltd.
2026 Guangzhou DSPPA Audio Co., Ltd.
2026 Guangzhou DSPPA Audio Co., Ltd.

Professional Rack Mountable Digital Stage Box - 翻译中... CM21B

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Specifications of Professional Rack Mountable Digital Stage Box CM21B

Model

CM21B

Input

Mic / Line Input: 1-16

Balanced, XLR and 1/4" TRS Connectors

Input Sensitivity (XLR / TRS)

XLR 1.5 mV, TRS 7 mV

Input Analog Gain

-32 dB to +10 dB, 0.6–0.7 dB Step

Max. Input Level (XLR / TRS)

+19 dBu / +29 dBu

Input Impedance (XLR / TRS)

MIC > 5 kΩ, LINE > 10 kΩ

Output

Mix 1–8 AUX Outputs

Balanced XLR

Output Impedance

< 75 Ω

Nominal Output Level

+4 dBu = 0 dB  Meter Reading

Residual Output Noise

-91 dBu

Dynamic Noise

112dB

SNR

XLR ≥ 92dB,TRS ≥82dB

Max. Output Voltage

7VAC  Max

Distortion

<0.0003% (1KhzFull Power)

Frequency Response

20HZ -20KHZ+/ -0.5dB


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