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Extech 407766 94/115 dB Sound Level Calibrator
Manufacturer: Extech
Part Number: 407766
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Extech 407766 94/115 dB Sound Level Calibrator
Features:
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Calibrates and verifies Sound Level Meter operation
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For use on Sound Level Meters with 0.5" or 1.0" microphones
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Durable die-cast, aluminum housing
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1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and +/-0.8dB
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3 position switch (OFF/94dB/114dB)
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Total Harmonic Distortion (THD) <2% at 94dB
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Complete with two 9V batteries, carrying case, and screwdriver
Model 407744
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Battery test position with battery status LED indicates if battery is good
Model 407766
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The Extech 407744 Calibrates and verifies Sound Level Meter operation at 94dB with a +/-0.8dB Acuracy. Fits 0.5 and 1
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