Generates stable acoustic signal at a controlled frequency and amplitude to verify the accuracy of your sound level meter
Simply place calibrator on microphone, turn on and adjust your sound level meter
Output sound pressure levels of 94dB and 114dB
Accuracy of +/-0.5dB, Accomodates 1/2" diameter microphones
Includes battery and calibration certificate
The REED R8090 Sound Level Calibrator generates a stable acoustic signal at a controlled frequency and amplitude to verify the accuracy of your sound level meter. It complies with IEC 942 class 2. Simply place the calibrator on microphone, turn on and adjust your sound level meter. This is a great accessory to any REED Instruments Sound Level Meter. This product includes a calibration certficate traceable to NIST (National Institute of Standards and Technology).