Home » EXTECH 94dB Sound Calibrator (407744)
EXTECH

EXTECH 94dB Sound Calibrator (407744)

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SKU: 407744
1,161.36 SR

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The EXTECH 407744 is a professional sound calibrator designed to calibrate and verify the operation of sound level meters. It generates a precise 1kHz sine wave at a sound level of 94dB, ensuring accurate measurements in various sound measurement applications.

Features
  • Frequency: Generates a stable 1kHz sine wave.
  • Sound Level: Outputs a sound level of 94dB with an accuracy of ±0.5dB.
  • Battery Test Position: Includes a battery status LED to indicate battery health.
  • Durable Construction: Made with a die-cast aluminum housing for durability.
  • Included Accessories: Comes complete with two 9V batteries, a carrying case, and a screwdriver for easy maintenance.
Specifications
Specification Details
Model No 407744
Frequency 1000Hz
Sound Level 94dB
Frequency Accuracy ±5%
Sound Level Accuracy ±0.5dB
Total Harmonic Distortion <2%
Power Supply 2 × 9V batteries
Dimensions 2.2 × 5.6 inches (50 × 127mm)
Weight 0.75 lbs (340g)
Warranty 2 years
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