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가원인터내셔널(주)
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
   

- SPECIFICATION
  Earphone    
  : Nominal Sensitivity : 115dB SPL/mW
    Impedance: 300ohms ± 25% at 1kHz
(150ohms, 600ohms and 1000ohms also available, as standard)
  Microphone
  : Sensitivities quoted for microphones
    loaded with a matched impedance,
measured at 1kHz using a B & K 4219 voice.
Microphones have a sharply rising response in the range 200-900Hz
approx. and cut off above 3.4kHz approx.
Nominal Sensitivity : -47dB re 1V/Pa
Impedance : 2,400ohms at 1kHz.
  Dimensions & Mass
 

:

Height : 217mm
Width : 46mm
Depth : 78mm max
Mass : 370g (typical)
 
         
         
 

 

 

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