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Acoustic Calibrator
ST-120 Sound Level Calibrator
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Sound pressure levels : at 94dBand 114dB.
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For 112"condenser microphone calibration.
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Low battery indication.
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Harmonic waves distortion ±3%.
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Output feedback detection
ST-120 Class 1 Sound Level Calibrator is a highly accurate sound level meter, calibrator which allows the user to calibrate his/her own instruments without the need of third party.
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