SVANTEK Class 1 Sound Calibrator SV 33B
SV 33B is a class 1 acoustic calibrator, designed for verifying class 1 and class 2 sound level meters and dosimeters equipped with ½″ microphones. The device generates a precise 114 dB calibration signal at 1 kHz, regulated in real-time by a microprocessor using data from a reference piezoresistive sensor and built-in pressure and temperature sensors.
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Terima kasih!
