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Sound Calibrator | B&K Type 4231
Sound Calibrator | B&K Type 4231
Sound Calibrator by Brüel & Kjær delivers in-field, class 1 calibration of any microphone, sound level meter and other acoustic measuring equipment.
Contact :
A DIVISION OF SPECTRIS TECHNOLOGIES PVT. LTD.5th Floor, Arihant Nitco Park,
#90 Dr. Radhakrishnan Salai,
Chennai 600004
India Sales: +91 44 4214 16 / 73 / 72
Service: +91 44 42141674
Fax: +91 44 4208-7756Email: sales-india@hbkworld.com
Email: service-india@hbkworld.com
- Conforms to EN/IEC 60942 (2017) Class 1, and ANSI S1.40- 2006
- Robust, pocket-sized design with highly stable level and frequency
- Calibration accuracy ±0.2 dB
- 94 dB SPL or 114 dB SPL for calibration in noisy environments
- Extremely small influence of static pressure and temperature
- Sound pressure independent of microphone equivalent volume
- 1 kHz calibration frequency for correct calibration level independent of weighting network
- Fits Brüel & Kjær 1? microphones (1/2?, 1/4? and 1/8?? microphones with adaptor)
- Switches off automatically when removed from the microphone
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