Sesuai dengan standarisasi IEC60942 (IEC942) Class 1
FEATURES:
Conforms to IEC60942 (IEC942) Class 1 Standard
Solid Design Provides Accurate and Reliable Performance
Suitable for Personal, Field and Laboratory use
Simple & Easy Operation
Digital Display with Backlight
Clearly Shows the Chosen dB Level
Removable 1/2" Transducer Cap
Suitable for 1" and 1/2" Microphone Size
Includes:
1 x Sound Level Calibrator
1 x English Manual
Standard Package
SPECIFICATIONS:
Sound Pressure Level: 94dB & 114dB
Accuracy: ±0.3dB (20°C, 760mm Hg)
Frequency: 1000±0.01% Hz allows calibration with A,B,C or D weighting networks or linear
Microphone Size: 1" and 1/2" microphones
Temperature Coefficient: 0~0.01 dB/°C
Standard: IEC60942 (IEC942) Class 1
Altitude Effects: Approximately decrease 0.1dB per 2000 ft increase in altitude from sea level to 12,000 ft elevation, or comparable atmospheric pressure change (approximately every 50mm of Hg decrease)