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 inch diameter microphones
This sound calibrator generates a stable acoustic signal at a controlled frequency and amplitude to verify the accuracy of your sound level meter. The R8090 is compatible with all 1/2" diameter microphones.