Specifications; Reference Conditions; Electrical Specifications - AEMC Instruments CA832 Notice De Fonctionnement

3.1

Reference Conditions

Frequency:
Sound Level:
Temperature:
Humidity:
Measurement Range:
Incidence Direction:
3.2

Electrical Specifications

Standard: IEC 651, Type 2
Range: Lo - 37 to 80dB
Med - 50 to 100dB
Hi - 80 to 130dB
Resolution: 0.1dB
Precision: ±2.0dB
Accuracy: ±1.5dB (ref 94dB @ 1KHz)
Dynamic Range: 50dB
Frequency Range: 31.5 to 8000Hz
Frequency Weighting: A and C per IEC651
Time Weighting: Slow (S) and Fast (F) per IEC651
Microphone: Electret condenser microphone
Sensor Calibration: Calibrated at factory using a source at 0.2%
Measurement Period: 2.5 times per second
NOTE: For frequencies lower than 100Hz, the difference between two
measuring ranges can be higher than 0.7dB.
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CHAPTER 3

SPECIFICATIONS

1000Hz
94dB
68°F (20°C)
65%
80-130dB
Frontal
Sound Level Meter Model CA832