CM-31

Common name: Crown International CM-31

Production Status: Discontinued / Vintage

The Crown CM-31 is designed for inconspicuous miking of a choir, orchestra or stage. It can also hang over conference tables or discussion groups for inconspicuous isolated miking. The CM-31 consists of two parts: the microphone, with a permanently attached 30′ cable, and the cylindrical electronics power module. The microphone has a built-in removable hanger which allows easy position adjustment.

Electrical Characteristics

Frequency Response
40Hz - 20 kHz
Output Sensitivity
10 mV/Pa
Max SPL
120
Max SPL, THD:
3
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
28 dB-A
Output Impedance
150Ω
Recommended Load
1kΩ
Powering
Phantom 12-48
Supply Current
mA
Alternative Powering

Switchable Options

Pad
Filter/EQ
150Hz

Physical Characteristics

Connector
XLR-3M
Connector notes
Available Colours
Black (CM-31),white (CM-31W)
Weight
212 g
Length
37 mm
Min diameter width
Max diameter
13 mm
Depth

Accessories

Included
WS-5 windscreen (black or white)
Optional