マイクロホンカートリッジ
ブリュエル・ケアーのマイクロホンカートリッジは、さまざまな計測用途に適しています。4種類のマイクロホンは、特定の環境、産業、測定条件に対する音場と適応性を定義しており、自由音場、圧力音場、拡散音場、特殊マイクロホンと呼ばれています。B&Kのマイクロホンカートリッジは直径1インチ、1/2インチ、1/4インチ、1/8インチの各サイズがあり、マイクロホン用プリアンプが必要です。
フィルターモジュール
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4138型
1/8インチ 6.5 Hz~140 kHz 外部偏極型音圧音場マイクロホン
非常に高い周波数の測定や、狭い空間での測定用
- Dyn. range : 43 – 168 dB
- Freq. range : 6.5 – 140000 Hz
- Polarization : Ext polarized
- Sensitivity : 1 mV/Pa
- Standards :
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TYPE 4144
1-inch Pressure-field Microphone, Externally Polarized
Pressure-field microphone exceptionally suited for coupler and other laboratory type measurements over a frequency range of 2.6 Hz To 8 kHz.
- Dyn. range : 11 – 146 dB
- Freq. range : – Hz
- Polarization : Ext polarized
- Sensitivity : mV/Pa
- Standards :
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TYPE 4145
1" Free-field Microphone, Ext. Polarized
Free-field microphone for low-level, laboratory, and sound pressure measurements (IEC 61672 Class 1) over a frequency range of 2.6 Hz To 18 kHz.
- Dyn. range : 10.2 – 146 dB
- Freq. range : – Hz
- Polarization : Ext polarized
- Sensitivity : mV/Pa
- Standards :
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TYPE 4160
1" Laboratory Standard Microphone
Laboratory Standard Microphone Type 4160 is specifically built for extreme stability over a frequency range of 2 Hz To 8 kHz. The standard microphone is perfectly suited as laboratory reference microphone.
- Dyn. range : 10 – 146 dB
- Freq. range : 2 – 8000 Hz
- Polarization : Ext polarized
- Sensitivity : 47 mV/Pa
- Standards : IEC 61094-1 LS1P
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TYPE 4176
½-inch Free-field Microphone, Prepolarized, 6.5 Hz – 12.5 kHz
Free-field microphone for sound level meter measurements (IEC61672 class 1 and ANSI S 1.4 Type 1) over a frequency response of 6.5 Hz To 12.5 kHz.
- Dyn. range : 14 – 142 dB
- Freq. range : 6.5 – 12500 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards :
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TYPE 4180
½-inch Laboratory Standard Microphones, Externally Polarized
Laboratory Standard Microphone designed for use as a reference microphone, delivering extreme stability over a frequency range of 1Hz to 20 kHz.
- Dyn. range : 18 – 160 dB
- Freq. range : 1 – 20000 Hz
- Polarization : Ext polarized
- Sensitivity : 12.5 mV/Pa
- Standards : IEC 61094-1 LS2P
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4188型
1/2インチ 8 Hz~12.5 kHz 偏極型自由音場マイクロホン
交通騒音、建築音響、電気音響等の測定用に設計されたエコノミーマイクロホン
- Dyn. range : 15.8 – 146 dB
- Freq. range : 8 – 12500 Hz
- Polarization : Prepolarized
- Sensitivity : 31.6 mV/Pa
- Standards :
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4189型
1/2インチ 6.3 Hz~20 kHz 偏極型自由音場マイクロホン
20 kHz まで測定できる感度の高いマイクロホンが要求される、高精度の自由音場測定用
- Dyn. range : 14.6 – 146 dB
- Freq. range : 6.3 – 20000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards : IEC 61094-4 WS2F
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4190型
1/2インチ 6.3 Hz~20 kHz 外部偏極型自由音場マイクロホン
20 kHz まで測定できる感度の高いマイクロホンが要求される、高精度の自由音場測定用
- Dyn. range : 14.6 – 146 dB
- Freq. range : 6.3 – 20000 Hz
- Polarization : Ext polarized
- Sensitivity : 50 mV/Pa
- Standards : IEC 61094-4 WS2F
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4191型
1/2インチ 3.15 Hz~40 kHz 外部偏極型自由音場マイクロホン
40 kHz までの測定が求められる高精度の自由音場測定用
- Dyn. range : 20 – 162 dB
- Freq. range : 3.15 – 40000 Hz
- Polarization : Ext polarized
- Sensitivity : 12.5 mV/Pa
- Standards : IEC 61094-4 WS2F
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4192型
1/2インチ 3.15 Hz~20 kHz 外部偏極型音圧音場マイクロホン
高精度の音響カプラ測定や、ANSI に準拠した騒音測定用の設計
- Dyn. range : 19 – 162 dB
- Freq. range : 3.15 – 20000 Hz
- Polarization : Ext polarized
- Sensitivity : 12.5 mV/Pa
- Standards : IEC 61094-4 WS2P
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4192型
1/2インチ 3.15 Hz~20 kHz 外部偏極型音圧音場マイクロホン
高精度の音響カプラ測定や、ANSI に準拠した騒音測定用の設計
- Dyn. range : 19 – 162 dB
- Freq. range : 3.15 – 20000 Hz
- Polarization : Ext polarized
- Sensitivity : 12.5 mV/Pa
- Standards :
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TYPE 4193
1/2" low frequency Pressure field Microphone
Low frequency microphone Type 4193 is designed for infrasound measurements over a frequency range of 0.07 Hz to 20 kHz. The microphone is externally polarized and must be used with a classical preamplifier.<br>
- Dyn. range : 19 – 162 dB
- Freq. range : 0.07 – 20000 Hz
- Polarization : Ext polarized
- Sensitivity : 12.5 mV/Pa
- Standards : IEC 61094-4 WS2P
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4938型
1/4インチ 4 Hz~70 kHz 外部偏極型音圧音場マイクロホン
高音圧、高周波の測定用
- Dyn. range : 30 – 172 dB
- Freq. range : 4 – 70000 Hz
- Polarization : Ext polarized
- Sensitivity : 1.6 mV/Pa
- Standards : IEC 61094-4 WS3P
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4939型
1/4インチ 4 Hz~100 kHz 外部偏極型自由音場マイクロホン
高音圧、高周波の測定用
- Dyn. range : 28 – 164 dB
- Freq. range : 4 – 100000 Hz
- Polarization : Ext polarized
- Sensitivity : 4 mV/Pa
- Standards : IEC 61094-4 WS3F
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TYPE 4940
½-inch Free-field Microphone, Prepolarized, IEC 60651 Type 1
Free-field microphone for outdoor and industrial environment measurements (IEC 60651 Type 1) and frequency analysis measurements from 2 Hz to 20 kHz.
- Dyn. range : 14.6 – 146 dB
- Freq. range : 6.3 – 20000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards :
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4941型
1/4インチ 4 Hz~20 kHz 外部偏極型超高音圧音場マイクロホン
銃声、砲撃音、花火、ロケットなどの高音圧レベルの測定用
- Dyn. range : 59 – 184 dB
- Freq. range : 4 – 20000 Hz
- Polarization : Ext polarized
- Sensitivity : 0.09 mV/Pa
- Standards :
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4942型
1/2インチ 6 Hz~16 kHz 偏極型拡散音場マイクロホン
一般的なランダム入射場の測定やANSI規格に準拠した標準的な騒音測定用
- Dyn. range : 14.6 – 146 dB
- Freq. range : 6.3 – 16000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards :
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4943型
1/2インチ 3.15 Hz~10 kHz外部偏極型拡散音場マイクロホン
一般的なランダム入射測定や、ANSI に準拠した騒音測定用
- Dyn. range : 15.5 – 148 dB
- Freq. range : 3.15 – 10000 Hz
- Polarization : Ext polarized
- Sensitivity : 50 mV/Pa
- Standards :
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TYPE 4944
1/4" Pressure-field Microphone, Prepolarized
Type 4944 is a ¼-inch Prepolarized Pressure-field Microphone designed for high-level and high-frequency measurements over a frequency range of 4 Hz To 70 kHz.
- Dyn. range : 30 – 170 dB
- Freq. range : 4 – 70000 Hz
- Polarization : Prepolarized
- Sensitivity : 0.9 mV/Pa
- Standards : IEC 61094-4 WS3P
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TYPE 4947
½-inch Pressure-field Microphone, Prepolarized, 8 Hz – 10 kHz
Pressure-field microphone designed for coupler measurements in connection with telephone and hearing aid testing over a frequency range of 8 Hz To 10 kHz.
- Dyn. range : 17.5 – 160 dB
- Freq. range : 8 – 10000 Hz
- Polarization : Prepolarized
- Sensitivity : 12.5 mV/Pa
- Standards :
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TYPE 4950
½-inch Free-field Microphone, Prepolarized (IEC 6172 Class 1)
Free-field microphone designed for accurate sound measurements (IEC 61672 Class 1 and ANSI S 1.4 Type 1) over a frequency range of 6.5 Hz to 16 kHz.
- Dyn. range : 15 – 142 dB
- Freq. range : 6.5 – 16000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards :
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TYPE 4953
½-inch Pressure-field Microphone, Prepolarized, 3 Hz – 10 kHz
Pressure-field microphone designed for coupler measurements and in-cabin measurements (complying to ANSI standards) over a frequency range of 3 Hz to 10 kHz.
- Dyn. range : 16 – 146 dB
- Freq. range : 3 – 10000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards :
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4954型
1/4インチ 4 Hz~100 kHz 偏極型自由音場マイクロホン
高音圧・高周波音の測定用
- Dyn. range : 35 – 165 dB
- Freq. range : 4 – 100000 Hz
- Polarization : Prepolarized
- Sensitivity : 3.16 mV/Pa
- Standards : IEC 61094-4 WS3F
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TYPE 4964
½-inch Infrasound Microphone, Prepolarized
Infrasound microphone specifically designed for high-precision, acoustic measurements with high sensitivity in the frequency range of 0.02 Hz to 20 kHz.
- Dyn. range : 14.6 – 146 dB
- Freq. range : .02 – 20000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards : IEC 61094-4 WS2F
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4966型
1/2インチ5 Hz〜20 kHz 偏極型自由音場マイクロホン
高感度のマイクロホンが必要とされる高精度、自由音場の測定用に設計されています。
- Dyn. range : 14.6 – 144 dB
- Freq. range : 5 – 20000 Hz
- Polarization : Prepolarized
- Sensitivity : 50 mV/Pa
- Standards : IEC 61094-4 WS2F
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TYPE 4971
½-inch Pressure-field Microphone, Prepolarized, 5 Hz – 20 kHz
Pressure-field microphone for precision coupler measurements, random incidence, and free-field measurements with 90°C incidence over a frequency range of 5 Hz to 20 kHz.
- Dyn. range : 19 – 162 dB
- Freq. range : 5 – 20000 Hz
- Polarization : Prepolarized
- Sensitivity : 12.5 mV/Pa
- Standards : IEC 61094-4 WS2P