"Prepolarized Free-field 1/2"" Microphon

Free-field microphone designed for high-precision measurements, requiring high sensitivity with a frequency response of 6.3 Hz to 20 kHz.

Dyn. range : 16.5 – 134 dB
Freq. range : 6.3 – 20000 Hz
Polarization voltages : V
Sensitivity : 50 mV/Pa
Temperature range : -20 – 80 ℃

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Type 4189 is our best-selling microphone for 15 years because it produces the best results in its class, and will keep doing so for decades to come, with both CCLD and classical preamplifiers. In addition, this provides great results for electroacoustic measurements like loudspeaker and microphone measurements, and has earned our customers' trust over many years.

Precision sound measurement
Premium class sound level meters
Equipment complying with IEC 61672 class 1

Sound & Vibration Pocket Handbook 2022	Tech Notes	English
TEDS Microphones	數據表	English
TEDS Microphones	數據表	Japanese

Key Attributes: Microphones
标准	IEC 61094
声场	Free field
极化	CCLD
灵敏度	50 mV/Pa
下限频率	6.3 Hz
上限频率	20 kHz
较低动态范围	16.5 dB
较高动态范围	134 dB
直径	1/2 inch
排气	Rear
最低温度	-20 °C
最高温度	80 °C
最低温度	-4 °F
最高温度	176 °F
输出信号	Passive

Product Code	Description
-2671-W-001-	1/2" CCLD MicPreamp, no HP Filter
-2699---	1/2" CCLD MicPreamp, A-weighted
-4228---	Pistonphone / 活塞发生器
-4231---	Sound Calibrator Class 1 and LS, 94 and
UA-0033---	Electrostatic Actuator 1/2" for HBK Mic
UA-1260---	Adaptor 1/2"Mic to 1/2"Preamp, 80° Angle
UA-0459---	"Windscreen for 1/2"" microphones, 65mm
UA-0386---	Nose Cone for 1/2" Mic

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