1.signal including pure tone,pluse voice and warble tone. 2.Should connect the computer. 3.provide 11 AC test frequency point.

PC computer interface: USB

Operating system: WindowXP

Driver:WindowXP own                                     

Technical parameters

 

Output:Air conduction/bone conduction

 

Masking; NB/WN/SN/PN

 

Maximun HL air conduction/bone conductin: 110DB/70DB

  

Noise/square wave

 

Attenuation step length: IdB+5dB

 

External Printer :Please purchase by yourself

 

Sound field calibration:Internal/external voice/ tone

 

Earphone:Medical headset

 

Monitor : Internal/external

 

Structure:Metal case

  Frequency and maximum output intensity

Frequency	AC	BC
125	75
250	95	70
500	110	70
750	110	70
1000	110	70
1500	110	70
2000	110	70
3000	110	70
4000	110	70
6000	105	70
8000	95	65

                       

 

 

 

                 

 

 

 

 

                   

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