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Ningbo Shengke Electronics Co., Ltd. is a high-tech enterprise which is specialized in research and development of high quality microphones, professional microphone accessories, headphones and various kinds of stands.

keyword : Microphones,Headphones


CM-20/CM-20C/CM-20Q  instrument condenser microphone series  has beautiful appearance, it adopts Ø16 high quality headgrille and exact electric circuit of the transformer output. It has high sensitivity and low noise, it also has three directionals such as cardioid, omni and super directional, CM-20 microphone series can be widely used to pickup of orchestra instrument and piano and other instruments.


Element: Ø16 back electret condenser
Polar Pattern: Uni/Super/Omni-directional 
Frequency Response: 30Hz-18 kHz 
Sensitivity: -38dB±3dB (0dB=1V/Pa at 1kHz) 
Output impedance: 100Ω±30% (at 1 kHz) 
Self Noise: 20dB A 
Max. Input SPL : 135dB (at 1kHz ≤1% T.H.D) 
S/N Ration: 74dB 
Power Requirement: 9V-52V Phantom Power

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