Shenzhen Bestone Industrial Co.Ltd.
| Payment Terms | T/T,Western Union |
| Supply Ability | More than 500pcs per month |
| Delivery Time | 3-5 working days |
| Packaging Details | Plastic carrying case and white paper box |
| Model NO. | ND9A ND9B |
| Accuracy for ND9b | 0.3dB |
| Frequency | 1000±0.01% Hz |
| Cailbration of Microphones | Calibration of 1" and 1/2" Microphones |
| Brand Name | Bestone |
| Model Number | ND9A,ND9B |
| Certification | CE,ROHS |
| Place of Origin | CHINA |
View Detail Information
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Product Specification
| Payment Terms | T/T,Western Union | Supply Ability | More than 500pcs per month |
| Delivery Time | 3-5 working days | Packaging Details | Plastic carrying case and white paper box |
| Model NO. | ND9A ND9B | Accuracy for ND9b | 0.3dB |
| Frequency | 1000±0.01% Hz | Cailbration of Microphones | Calibration of 1" and 1/2" Microphones |
| Brand Name | Bestone | Model Number | ND9A,ND9B |
| Certification | CE,ROHS | Place of Origin | CHINA |
| High Light | 114dB Sound Level Calibrator ，1" Microphone Calibration Sound Level Calibrator ，0.3dB Accuracy Decibel Calibrator | ||
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Model |
ND9A |
ND9B |
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Standards |
GB/T15173, IEC942 |
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Sound Pressure |
94 dB and 114 dB |
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Accuracy |
0.5 dB |
0.3 dB |
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|
Frequency |
1000±0.01% Hz allows calibration with A,B,C or D weighting networks or linear. |
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Applications |
Calibration of 1" and 1/2" microphones |
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Temperature Coefficient |
0 to 0.01 dB/°C |
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Altitude Effects |
Approximately 0.1dB decrease for each 2000 feet increase in altitude from sea level to 12,000 feet elevation, or comparable atmospheric pressure change (approximately every 50mm of Hg decrease). |
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Temperature Range |
-10 to +50°C(operating) |
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Power Supply |
1x9V 6F22 Battery |
4x1.5V AAA (UM-4) |
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Dimensions |
142x47x47mm |
137x51x51mm |
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Weight |
275g |
200g |
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Accessories:
|
Standard Accessories |
Main Unit |
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Carrying Case(B07) |
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Operation Manual |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2010
Employee Number:
100~1000
Ecer Certification：
Verified Supplier
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