CM3 SPECIFICATIONS (version "12-52V", introduced 2011)
Type: Condenser microphone (permanently biased 16mm capsule)
Polar pattern: Cardioid (slightly wide/semi wide cardioid)
Frequency response: 20-20000Hz
(100-16000Hz+-1dB on axis, at 1m, 23C, measured with MLS noise, 1/12 octave narrow smoothing)
Phantom power: 12 - 48V (P48 recommended for best performance)
current consumption: 3.5 mA
Impedance: <100 Ohm
Sensitivity: 6mV/PA -44dB
S/N ratio (DIN A-weighted/CCIR): 78dB/68dB
Noise level: 16dB(A)
Max SPL: 135dB @0.5% THD (130dB@24V, 120dB @ 12V)
Size: 77mm x 20mm