• Cart
  • SPRING BLACK FRIDAY CONTINUES!Shop All

    Extech Instruments 94dB Sound Calibrator

    Model # 407744|Store SKU # 1000846375

    Overview
    Specifications
    Reviews

    Overview

    Model # 407744 Store SKU # 1000846375

    The 407744 is a 1kHz 94dB professional sound calibrator for 0.5 in. or 1.0 in. microphone calibration which verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and 0.5dB (94dB). Meets IEC standard 60942 1997-11 and comes complete with two 9V batteries, carrying case and screwdriver.

    1. Calibrate and verify sound meter operation
    1. For use with 0.5 in. and 1 in. microphones
    1. Generates 1kHz sine wave at 94dB
    1. 5% Frequency accuracy, 0.5dB sound level accuracy

    Specifications

    Dimensions

    Assembled Depth (in inches)
    5.50
    Assembled Height (in inches)
    2.20
    Assembled Weight (in lbs)
    0.75
    Assembled Width (in inches)
    2.20
    Item Depth
    3.94
    Item Height
    8.67
    Item Weight
    1.17
    Item Width
    2.37

    Details

    Country of Origin
    TW-Taiwan

    Warranty / Certifications

    1 year
    94dB Sound CalibratorPhoto of productThe 407744 is a 1kHz 94dB professional sound calibrator for 0.5 in. or 1.0 in. microphone calibration which verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and 0.5dB (94dB). Meets IEC standard 60942 1997-11 and comes complete with two 9V batteries, carrying case and screwdriver.
    Extech Instruments
    1000846375
    CAD462
    The Home Depot Canada
    00