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Equipment for Quality Control and R&D+i

Acoustical Calibrator 850016

For calibration sound level meter with 1” or ½” microphone.

For calibration of all Sper Scientific digital sound meters or any sound level meter with 1” or ½” microphone
Conforms to ANSI S1.4-1984 and IEC942 1988 Class 2 standards for acoustical calibrators. Simply place the calibrator on to the digital sound meter’s microphone, turn on the calibrator, and adjust the decibel meter’s reading to either 94 or 114 dB. Operates at a frequency of 1KHz ±4% and with an accuracy of ±0.5 dB. Built in battery check. Easily portable for field use, it comes with a carrying case, adaptors for 1/2” and 1” microphones, instructions and a 9 volt battery.

Dim: 5” x 1⅞” (125 x 48mm)
Weight: 10 oz (285g)

Works with the following sound meters:
Mini Sound Meter 850014
Graphic Display Sound Meter 840028
Digital Type 2 Sound Meter 840029
Detachable Probe Sound Meter 840012
Sound Level Pen 840018
Type 1 Sound Meter 840015
Datalogging Sound Meter 840013

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Maintenance service and calibration

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