Extech 407744 94dB Sound Calibrator

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Extech 407744 94dB Sound Calibrator

This 1kHz, 94dB professional sound calibrator for 0.5″ or 1.0″ microphones calibrates and 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. Complete with two 9V batteries, carrying case, and screwdriver.

Product Description

Extech 407744 94dB Sound Calibrator

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This 1kHz, 94dB professional sound calibrator for 0.5″ or 1.0″ microphones calibrates and 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. Complete with two 9V batteries, carrying case, and screwdriver.

Features Extech 407744 94dB Sound Calibrator

  • Calibrates and verifies Sound Level Meter operation
  • For use on Sound Level Meters with 0.5″ or 1.0″ microphones
  • Total Harmonic Distortion (THD) <2% at 94dB
  • Meets IEC standard 60942 1997-11
  • Complete with two 9V batteries, carrying case, and screwdriver

Model 407744

  • Battery test position with battery status LED indicates if battery is good
  • 1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.8dB

Model 407766

  • LED indicator lights up when power is on
  • Level position to select 94dB or 114dB
  • 1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and ±0.8dB • 3 position switch (OFF/94dB/114dB)

Specifications Extech 407744 94dB Sound Calibrator

Specifications Range Accuracy
Frequency 1000 Hz ±5%
Sound Pressure Level 94dB ±0.5dB
Distortion <2% Total Harmonic Distortion (THD)
Operating Temperature 32 to 122°F (0 to 50°C)
Power Supply Two Heavy duty, alkaline 9V Battery
Power consumption Approx. 10mA DC
Dimensions 2.2” diameter x 5.6” long (50 x 127mm)
Weight 0.75 lbs. (340g)

 

 

 

Extech 407744 – Datasheet

KARYA MANDIRI TECHINDO adalah Supplier Extech 407744 94dB Sound Calibrator dan juga menjual Brand Extech. Lihat produk kami lainnya di sini JSISGISMG atau hubungi kami lewat Whatsapp 0821-3010-0456 atau via email [email protected].


 

Additional Information

Brand

EXTECH

Model

407744

Made In

USA

Weight

1 Kg

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