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Nor1255 Class 1 calibrator,114 dB @1000 Hz - Norsonic Asia
SLTK-885B Digital Sound Level Meter Calibrator 94dB & 114dB for 1/2 and 1 Microphone Calibration - Tekcoplus Ltd.
Class 2 114 dB Sound Level Calibrator for Noise Dosimeters and Occupational Sound Level Meters
Noise Meter Calibrator Nd9B Sound Level Meter Sound Pressure Meter Calibrator | eBay
SC-942 Sound Level Meter Calibration Meter Original Import Genuine Corrector Sound 94 dB and 114 dB - AliExpress
Amazon.com: Sound Level Meter Acoustical Calibrator 94dB & 114dB output levels for 1 inch and 1/2 inch mic : Industrial & Scientific
Digital Sound Level Meter Calibrator 94dB & 114dB for Accurate Decibel Measurement, Noise Check and Acoustic Calibration - 1/2" and 1" Microphone Compatible".: Amazon.com: Industrial & Scientific