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Contact Supplierwe are offering Sound Level meter Calibrator. Specifications:
Output Sound Pressure Levels:
114dB and 94dB re 20uPa under reference Conditions
Output Frequency: 1000Hz±2%
Total Harmonic Distortion:
Reference Condition:
Temperature 23°C(73°F)
Static press 103hpa
Relative humidity 50%
Accuracy of sound pressure level:
Understated reference environment conditions ±0.5dB
Battery test:
Operate: Green LED indicator
Low battery: Red LED indicator
Battery: 9V battery
Dimensions: 113x63x44 mm
Weight: Approx.170g
Standard Accessories:
Battery, Operation Manual, soft Carrying bag, 12 inch Microphone adapter.
Optional accessory: Tracealbe calibration certificate to Taiwan Electronics Laboratoy ETC.