Sound Meter Acoustical Calibrator - 2 Point
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
