About this item:
- Accomodates 1/2 inch diameter microphones
- 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
Product description
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.