•Calibrate any sound meter using this 2 point acoustical calibrator. Meter should have a 0.5” or 1” microphone.
•Conforms to ANSI S1.4-1984 and IEC942 1988 Class 2 standards for acoustical calibrators.
•Simply place the calibrator on 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 1 KHz ±4% and with an accuracy of ±0.5 dB.
•Built-in battery check.
•Includes a carrying case, adapters for 0.5” or 1” microphones and a 9V battery.
•Warranty: 5 years.
•Dimensions: 125 x 48 mm.