■ Meet the standard of IEC 60942 Class1
■ Built-in temperature, humidity sensors can measure environmental temperature and relative humidity.
■ Can automatically make correction caused by varied atmospheric pressure
■ Generate 94dB at frequency 1000Hz, 500Hz, 250Hz, 125Hz
■ Calibration of sound level meters
■ Calibration of other sound measurement equipment
Model | AWA6223+F |
Fulfils Standard | IEC 60942 class 1 |
Normal Sound Pressure Level | 94dB |
Standard deviation for SPL | Smaller than ±0.3 dB |
Frequency | 1 000Hz, 500Hz, 250Hz, 125Hz |
Standard deviation for Frequency | Smaller than ±1 % |
Distortion(THD) | ≤1 % |
Power Supply | lithium recharge Battery (3.6V) |
Display | 122×32 LCD |
Display interface
| Nominal sound pressure level and frequency, environmental temperature, relative humidity, atmospheric pressure, clock calendar |
Data output interface | RS-232 (Output real time values or record results) |
Dimension | 155 mm×50 mm×40 mm |
Weight | 240 g |
Application | 1″ (Φ23.77 mm), 1/2″(Φ12.7 mm), 1/4″(Φ6.35 mm) Calibrating microphones and acoustic instruments |
Working environment | Temperature: -10 ℃ ~ +50 ℃ Atmospheric Pressure: 65 kPa ~ 108 kPa, Humidity:10 % ~ 90 % |
Barometric corrections | Automatic correction |
Accessories | 1/2″Adaptor(AWA8531), 5V Power Adaptor |
Other functions | recording 1280 groups of calibration records |