No.3 San-ei musen KT88 single



  Change of spec  1 Film capacitor -> Sprague Vitamin Q at coupling capacitor

              2 wiring by silver wire

              3 current positive feedback







  Specifications

  Consumption 65W

  Output impedance   -0.3ohm

  Rated output   6W

 Total harmonic distortion

V observedV observedW distortin
0.283 0.01 0.282   0.12
0.490 0.03 0.497   0.13
0.692 0.06 0.688   0.17
0.894 0.1 0.892   0.22
1.55 0.3 1.56   0.38
2.19 0.6 2.13   0.54
2.83 1 2.80   0.71
4.90 3 4.94   1.4
6.32 5 6.36   2.4
8 8 7.0 6.1 5.8
8.9 10      
10.9 15      
14.1 25      
15.5 30      
18.9 45      
24.4 75      
28.2 100      
89.4 1000      
         




(2001.1)


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