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    EXTECH 407744 94dB Sound Calibrator

    # 407744

    • Calibrates and verifies Sound Level Meter operation
    • Battery test position with battery status LED indicates if battery is good
    EXTECH
    • EXTECH
    • 407744

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    • Calibrates and verifies Sound Level Meter operation
    • Battery test position with battery status LED indicates if battery is good
    • For use on Sound Level Meters with 0.5″ or 1.0″ microphones
    • Durable die-cast, aluminum housing
    • 1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.5dB
    • 9V batteries
    • Carrying case
    • Screwdriver

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