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Sound Level Calibrator Model : C-326

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Product Description

Sound Level Calibrator

Features :
• Conforms to IEC 60942 (2003) class 2, ANSI S1.40-1984
• 94dB and 114dB calibration levels at 1 kHz
• Accurate and simple to use
• Fits 1 inch and ½ inch microphones

Specification :
• Output sound pressur levels : 94dB and 114dB
• Output frequency : 1000Hz ± 2%
• Reference Conditions : Temperature : 23ºC
Relative Humidity : 50%
Atmospheric Pressure : 1013hpa
• Influence of ambient conditions : Temperature coefficient : 0.005dB/ ºC
Humidity coefficient : 0.005dB/%RH
• Total Harmonic Distortion (THD) : < 3%
• Accuracy of sound pressure level : ± 0.5dB

Model : C-326

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