Reed Instruments Sound Level Calibrator 90R80

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. Features ul style"margin-top 0px; padding-top 5px; padding-bottom 5px;" generates stable acoustic signal at a controlled frequency and amplitude to verify sound level meter accuracy accommodates sound meters with 1/2" diameter microphones simply place calibrator on microphone turn on and adjust your sound level meter complies with iec 942 class 2

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