DUBAN DB10-4221 Acoustic calibrator Class 1
Level 1, ASIC, Frequency 1000 + 0.1% Hz output sound level for fast and convenient calibrated sound level meters and sound measurement systems.
Brand
SKU: NB047453
Duban
DB10-4221
DB10-4222
Price
$ 374.00
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Service
The delivery and service By NBchao.Com
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Duban DB10-4221 Acoustic calibratorSpecifications
| LIST | VALUE |
|---|---|
| sound pressure level | 94dB and 114dB (based on 20µPa) |
| grade | Level 1 |
| Frequency of output sound level | 1000 + 0.1% Hz (thus correcting on A, B, C, D or Linear Frequency Weighting) |
| Meet the standard | GB/T15173 and IEC942 |
| Scope of application | φ 12.7mm (1/2 inch) and φ 23.77mm (1 inch) microphones and acoustic measuring instruments calibrated |
| Power Supply | 2*1.5V AAA |
| Operating temperature | -10~+50°C |
| Storage temperature | -40~+65°C |
| temperature coefficient | 0~0.01dB/°C |
| high impact | For every 60 meters above sea level, the sound pressure decreases by 0.1 dB |
| size | 61x52x93mm |
| Net Weight | About 200g |
Duban DB10-4221 Acoustic calibrator Packing list
Host X1, Encasement box X1, Manual X1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
[Q]
I need to calibrate a sound level meter. What do you recommend?
[A]
The DB10-4221 sound calibrator uses an application specific integrated circuit, which is stable and reliable, and can quickly calibrate the sound level meter and microphone Sensitivity. It supports both 94dB and 114dB sound pressure levels and is suitable for field and laboratory use.
[Q]
Where is this sound calibrator suitable for use?
[A]
It is suitable for field and laboratory environments, such as calibrating sound level meters in factory noise detection, environment monitoring or acoustic research. Because it is lightweight and handheld and has a wide temperature range (-10 to 50 ° C), it ensures accurate calibrating under various conditions.