For
calibration of all Sper Scientific digital
sound meters or any sound 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 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
840012
Sound
Level Pen 840018
Type
1 Sound Meter 840015
Datalogging
840013
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