TYPE 4192-T

½-inch Transfer Standard Microphone, Ext. Polarized

Transfer standard microphone designed for use in laboratory applications requirring a frequency range of 3.15 Hz to 20 kHz.

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Type 4192-T is designed for use as a transfer standard microphone.

USE

Working standards microphone

FEATURES

Frequency: 3.15 Hz – 20 kHz
Polarization: 200 V
Standard: Type 4192-T: IEC 61094-4 WS2P

Supported Preamplifiers

Brüel & Kjær preamplifiers Types 2669 and 2673 may be used with these microphones. Type 2673 has a Insert Calibration facility for condenser microphone calibration using the insert voltage technique.

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Specifications

Capacitance: 18 pF
Diameter: 1/2
Dyn. range: 19 – 162 dB
Freq. range: 3.15 – 20000 Hz
Inherent noise: 19 dB A
Lower limiting frequency -3dB: 2 Hz
Optimised: Pressure Field
Polarization: Ext polarized
Polarization voltages: 200 V
Pressure coefficient: -0.005 dB/kPa
Sensitivity: 12.5 mV/Pa
Temperature coefficient: -0.0045 dB/ºC
Temperature range: -30 – 300 ℃
Venting: Front
Weight: gram
Sound field: Pressure-field
Input type: Classic
Microphone type: Calibration