ILSM-111 Handheld Digital Sound Noise Level Tester Calibrator for Sound Level Meter 94dB & 114dB output Class I w/ Battery +/-0.3 db Accuracy for microphone , sound measuring system for acoustics field and laboratory use

Sku: ILSM-111
$151.90 USD
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The Sound Level Calibrator is a handy source for fast & easy calibration of sound level meter, microphone and sound measuring system. Design to check the accuracy of many types of sound instruments.

Moreover, the calibrator employs a solid state integrated circuitry that provides accurate and stable performance. It is Compatible with SL-5868P sound level meter and an IEC942 Class I compliant.

Applications:

  • Sensitivity calibration for microphones
  • Suitable for acoustics field and laboratory use


Features

  • Sound Pressure Level with 94 dB and 114 dB
  • High Accuracy with ±0.3 db
  • Generates standard levels and frequencies
  • Extremely low influence of static pressure
  • Sensitivity calibration of microphones
  • Designed for 1" and 1/2" microphones
  • Battery Operated
  • Supplied with Instruction Manual and battery

 

Specifications

  • Output Sound Level: 94db & 114db
  • Accuracy: ±0.3db (20°C, 760mm Hg)
  • Frequency: 1000±0.1%Hz (allows calibration with A, B, C or D weighting networks or linear)
  • Temperature range: -10~50°C (14 ~ 122 °F)
  • Standard: IEC942 Class I
  • Design For: 1"and 1/2" microphones
  • Storage (with batteries removed) -40~65°C (-40 ~ 149 °F)
  • Extremely low influence of static pressure
  • Temperature coefficient : 0 to 0.01dB/°C
  • Altitude Effects: Approximately0.1dB decrease for every 2000 feet increase in altitude from the sea level to 12,000 feet elevation or comparable atmospheric pressure change (approx. every 50mm of Hgdecrease)
  • Power Supply: 9v transistor batteries NEDA 1604. Burgess 2U6 or equivalent.
  • Battery life approx.100 hours
  • Dimension: 48mm x 48mm x 138mm (5.43 x 1.89 x 1.89 inch)
  • Weight: 250g

 

Set Includes
  • 1 x Sound Level Meters Calibrator
  • 1 x 9V Battery installed (FREE)
  • 1 x English Instruction Manual
  • Standard factory packaging box

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    A printed user manual is already included with this item. No digital user manual or software is available.

    RETURN AND REFUND

    Most new, unopened items can be returned within thirty (30) days of delivery for a full refund. If the return is due to our error—such as receiving an incorrect or defective item—we will also cover the return shipping costs.

    If you request a refund, it will be issued using the original payment method within four (4) weeks after you hand the package over to the return carrier. This timeframe includes shipping transit to our facility, processing upon receipt, and the time required for the refund to be posted to your account.

    WARRANTY POLICY

    Most of our items come with one (1) year warranty for manufacturer defects. It does not include damage caused by misuse, accidents, abuse, alterations, neglect or other external causes.

    The warranty will not extend to consumables (i.e. electrodes, calibration solution, battery, index oil), accessories, cable, compact disk and/or any written document bundled with the item.

    For more information, please visit our Return, Refund, and Warranty Policy page.

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