CM 90 SPECIFICATIONS

 

Type: True condenser pressure-gradient microphone with 0.79 inch (20mm) diaphragm and FET pre-amplifier.

Polar pattern: Cardioid

Open circuit sensitivity: 14mV/Pa =-37dBV (0dBV=1V/Pa) -10dB attenuation externally selectable

Frequency range: 40 to 16000Hz

Rated output impedance: < 200 Ohms

Recommended load impedance: ³1000 Ohms

Max. SPL (1% THD @1000Hz): 131 dB

Equivalent noise level to DIN 45405(CCIR 468-2): 28dB

IEC 268-4(A weighted): 19dB-A

S/N ratio re 1Pa: 75dB

Power requirement: +48VDC phantom power

Current consumption: <3mA

Ambient temperature range: 14 ûF to 140 ûF (-10 ûC to +60 ûC)

Relative humidity range: 90%(68 ûF, 20 ûC), 85%(140 ûF, 60 ûC)

Connector: 3-pin XLR (gold plated)

Phasing: Positive voltage on pin 2 relative to pin 3

Mic cable: 3-pin XLR standard cable (not supplied)

Size:

Diameter: 0.9" (22mm)
Length: 5.1" (130mm)

Net weight: 5 oz (130g)

 

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