HBK automotive surface microphones Microphones
HBK automotive surface microphones: sensors and measurement devices by HBK for microphones.
This series on the HBK site (opens in a new tab)
Models in the series
One column per model: what differs between the models of the series.
| Parameter | 4949 | 4949-B | 4949-W-003 | 4949-W-004 | 4949-W-007 |
|---|---|---|---|---|---|
| Interfaces | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| A-weighted inherent noise | 30 dB(A) | 30 dB(A) | 30 dB(A) | 30 dB(A) | 30 dB(A) |
| Maximum SPL | 140 dB SPL | 140 dB SPL | 140 dB SPL | 140 dB SPL | 140 dB SPL |
| Microphone polarization | CCLD | CCLD | CCLD | CCLD | CCLD |
| Frequency response | 5–20000 Hz | 5–20000 Hz | 5–20000 Hz | 5–20000 Hz | 5–20000 Hz |
| Number of measurement channels | 1 | 1 | 1 | 1 | 1 |
| Sound field | Pressure / coupler / confined space | Pressure / coupler / confined space | Pressure / coupler / confined space | Pressure / coupler / confined space | Pressure / coupler / confined space |
| Microphone diameter | 0.5 inch | 0.5 inch | 0.5 inch | 0.5 inch | 0.5 inch |
| ADC sampling rate | 131072 samples/s | 131072 samples/s | 131072 samples/s | 131072 samples/s | 131072 samples/s |
| Sound field | Not specified | Not specified | Not specified | Not specified | Not specified |
| Status | Active | Active | Active | Active | Active |
The industries we serve
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Aerospace
- Aircraft door-lock position detection
- Airlines & Aerospace Our balancing machines and moment weighing scales for aerospace drives ensure maximum precision, ease of use, and modular flexibility delivering reliability and performance without compromise contributing to your economic success.
- Automatic balancing machines Automatic balancing machines from Schenck are advanced solutions for precise balancing of rotating components in automated production processes. We offer systems and stations for balancing crankshafts, wheels and tires, turbochargers, electric armatures, drives, axle drive units, torque converters, drive shafts, disc-shaped rotors, as well as fans. Our systems increase productivity, ensure consistent quality, and are tailored to the needs of the automotive, energy, and industrial sectors.
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Medical industry
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Environment
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Electric motor manufacturing
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Food industry
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Automotive industry
- Airlines & Aerospace Our balancing machines and moment weighing scales for aerospace drives ensure maximum precision, ease of use, and modular flexibility delivering reliability and performance without compromise contributing to your economic success.
- Automatic balancing machines Automatic balancing machines from Schenck are advanced solutions for precise balancing of rotating components in automated production processes. We offer systems and stations for balancing crankshafts, wheels and tires, turbochargers, electric armatures, drives, axle drive units, torque converters, drive shafts, disc-shaped rotors, as well as fans. Our systems increase productivity, ensure consistent quality, and are tailored to the needs of the automotive, energy, and industrial sectors.
- Axle Drives With our balancing machines for front and rear axle transmissions, the measured unbalance is corrected by drilling into the drive flanges of the transmissions (welding optional). We support you with our interdisciplinary expertise in the production of front and rear axle transmissions from the initial idea to the design stage through to series production.
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Industrial automation
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Plastics
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Optics
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3D printing
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Battery manufacturing
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