4957 | Designed for specific measurement applications
Hottinger Brüel & Kjær
Price (excluding tax)
Model Description
■ 10kHz array microphone The 4957 -type array micro -hon is a 1/4 inch pripolary -type micro -hon and is suitable for use in systems that require a large number of micro hons, such as beam forming and acoustic holographones. Microphones are automatically recognized and indicate stable phase consistency in a wide range of temperature and humidity. ■ Usage examples ・ Measurement of acoustic holographics and beamforming ・ Hand Held Array measurement ・ Simultaneous recording of time signals by medium -large microphone array (for example, passing noise simulation measurement) ・ Cost -effective car room measurement ■ Characteristics ・ Built -in DeltaTron® preamplifier (compatible with TEDS -IEEEEEEEE 1451.4 V.1.0) ・ Phase correction ・ Can be used in the conventional array system ・ Removable cable of SMB coaxial plug Micro Hump Rump is an industry standard DeltaTron type, and one inexpensive coaxial cable can be used for signals, power supply, and TEDS. The protection grid incorporates the functions of heat shielding materials. Microphones have a front vent to match the atmospheric pressure.
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Dynamic range
Frequency range
Temperature range
diameter
length
sensitivity
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Part Number
4957
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Handling Company
Hottinger Brüel & Kjær
Designed for specific measurement applications 4957's performance table
Items marked with have different values depending on the model number.
| Product Image | Price (excluding tax) | Dynamic range | Frequency range | Temperature range | diameter | length | sensitivity |
|---|---|---|---|---|---|---|---|
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Available upon quote | 32 ~ 134 DB | 50-10,000 Hz | --10 ~+55˚C | 7mm | 34mm | 12.5 MV/PA (--38db Re 1v/PA) |
There are 3 models for this product.
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