Tohodo Scientific Instrument

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 Alat Uji Volume Suara- 94/114dB Sound Calibrator eXTECH 407766
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11 Okt 2018
United States
1 Unit
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Spesifikasi

Alat Uji Volume Suara- 94/114dB Sound Calibrator eXTECH 407766

Features:
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

Specifications::
Frequency
Range: 1000 Hz
Accuracy: ±5%
Sound Pressure Level  
Range: 94 dB (407744); 94dB/114dB (407766)
Accuracy: ±0.5dB (94dB), ±1dB (114dB)  
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" diameterx5.6" long (50x127mm)
Weight: 0.75 lbs.(340g)

 

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