Headphone Amplifier


  Graph is the characteristics of Svetlana-2 headphone amp frequency response.
  1Hz to 70kHz (-3dB), there's no amplitude difference.


Headphone Load Impedance versus frequency


Low Impedance Load

   
   Load     Frequency    Response     Conformity Headphones
 -----------------------------------------------------------------------------
 22 ohms : 1Hz to 39kHz  (0, -3㏈)  Audez'e LCD-X, LCD-XC
 25 ohms : 1Hz to 40kHz  (0, -3㏈)  Denon D2000, D5000, D7000, Fostex TH900
 30 ohms : 1Hz to 43kHz  (0, -3㏈)  Ultrasone Edition-8,9
 32 ohms : 1Hz to 44kHz  (0, -3㏈)  Grado RS-1, GS1000
 40 ohms : 1Hz to 50kHz  (0, -3㏈)  audio-technica W1000, W3000ANV, W5000  
 50 ohms : 1Hz to 60kHz  (0, -3㏈)  Audez'e LCD-2, LCD-3
 62 ohms : 1Hz to 70kHz  (0, -3㏈)  AKG K701, K702

  

High Impedance Load

  
   Load     Frequency    Response     Conformity Headphones
 -----------------------------------------------------------------------
 250 ohm : 1Hz to 45kHz  (0, -3㏈)  Sennheiser HD700
 300 ohm : 1Hz to 50kHz  (0, -3㏈)  Sennheiser HD600, HD650, HD800
 600 ohm : 1Hz to 70kHz  (0, -3㏈)  Beyerdynamic T1, AKG K240DF	


   Note:

   The frequency response characteristics of Svetlana-2 depend on the output
   transformer, and keep continue to be updated for the best sound quality.