China Shenzhen Baichuan electronics Co., LTD
Professional manufacturer of acoustic test instruments.
■ Comply with IEC 60942 class 1
■ Pocket size, portable unit
■ Frequency 1000 Hz, giving independence of weighting
■ Sound pressure independent of microphone equivalent volume
■ Calibration of sound level meters
■ Calibration of other sound measurement equipment
| Model | AWA6221A Sound Calibrator Class 1 |
| Name | Sound Level Calibrator |
| Fulfils Standard | IEC 60942 Class 1 |
| Normal Sound Pressure Level | 94 dB, 114 dB |
| Sound level Accuracy | ±0.2 dB(+23 ℃)
±0.3 dB(-10 ℃～+50 ℃) |
| Operation Frequency | 1000 Hz ± 1 % |
| Distortion(THD) | < 1 % |
| Power Supply | 1×6F22(9V),15 mA |
| Battery Check | yes |
| Operating Temperature | -10°C ～ +50°C |
| Humidity | 25% ～ 90%(RH) |
| Atmospheric Pressure | 65 kPa ～ 108 kPa |
| Dimensions | Φ52 ×116 (mm) |
| Weight (including battery) | 450 g |
| Microphone Type | 1", 1/2" |
20 years of industry experience
24-hour Technical Support
Professional engineers on line response
All life Costs Maintenance
shenzhen baichuan electronics
