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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Aihua
  • Model Number: ASV5910
  • Resolution: 0.1dB
  • Accuracy: ±1.0dB
  • Frequency Range: 20Hz~12.5kHz
  • Measurement Range: 63dBA~140dBA
  • weight: 85g
  • Dimension: 68*48*20mm

Packaging & Delivery

Packaging Details the instrument is wrapped in a plastic film bag,fixed with hard fermenter plastic padding,and put in a aluminum case and then in a carton,outside,it is to be strengthened by nylon straps.
Carton dimension: 48*37*20 CM---------1 set, weight 5KG
Delivery Time 5 days after payment




  • Attractivedesign, mini—sized and weighs only 85g
  • Modulardesign, cable—free and dual channels
  • Complywith IEC61672, IEC61252 and ANSI S1.25
  • Rechargeable lithium polymer battery
  • Softwarepackage, downloads  to PC
  • Varietymounting methods


Product Uses


  • Precisionnoise measurement
  • Soundlevel logging and precision recording
  • Personalnoise exposure measurement in the workplace
  • Occupationalnoise evaluation 


Measurement Kit:


 ASV5910-2 noise dosimeter*5

 AWA6221B sound calibrator Type 2 *1

Microphone adaptor (from ½” to ¼”)*1

ASV5910-2 Noise Dosimeter Specifications

Applied Standards:


IEC 61252:2002 Personal Sound Exposure Meters,

IEC61672-2002,Class 2;

ANSI S1.25:1991 Personal Noise Dosimeters



1/4 inch prepolarized condenser field replaceable threaded microphone



Dual channels

Measurement Range:

60-143dBA,65-143dBC,70-143dBZ(sensitivity: -53 dB )


Peak C Measuring Range:   

80 to 143dB

Frequency Range:                

20Hz to 12.5kHz

Frequency Weightings:        

Parallel (simultaneous) A, C, Z for each channel

Time Weightings:                

Parallel (simultaneous) F, S, I, Peak for each channel

Selectable thresholds :         

40 to 90dB

Exchange rates:                   

3, 4, 5 and 6   

Selectable criterion:             

70 to 90dB

Dose exposure measurement range:

0.01Pa2h ~ 99.99Pa²h

Noise dose measuring range:

0% ~ 9999%

Integrating time:

1 second ~ 24 hours

Memory capacity:                


Sampling interval of statistic analysis:


Calibration information:      

Calibration dates, times, and levels

Internal software function:  

Integrating Function,  Statistical Analysis Function


Lock via keys

Power supply:                       

Rechargeable lithium polymer battery  

Battery life:                           

Over 16 hours run capacity





Working Temperature:        



128×64 LCD


Mini USB port

Measure Parameters:


LXYp,  LXeq,T,  LXYmax,  LXYmin,  LN (Note:  X is A, C, Z; Y is F, S, I; N can be 1-99)

SEL,  Lex,8h,  Lavg, TWA,  DOSE,  E,  SD,  LXpeak

Precision recording function: 



High sample frequency, high accuracy. big capacity files for further analysis.



Medium sample frequency, medium capacity files for further analysis.


Low sample frequency, low capacity files only for monitoring



Detailed Images







Company Information


Packaging & Shipping





 (1)Q: How many years have you engaged in electronic instrument industry ?

A: Since 1992,more than 20 years experience.


(2)Q:Are you a manufacturer or a trading company?


A: We are a manufacturer,OEM and ODM service is available.


(3)Q:How about your MOQ ?

A:1 piece for existing type, and 150pcs for custom logo products.

(4)Q:How long of the mass production time ?

A: Normally 20 days;

(5)Q:How many workers in your factory ?

A: More than 100.


(6)Can I have my logo on the products?


A: Of course,you can,any of your own logo,trademark or artwork are warmly-welcomed.

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