Vacuum Tube Amplifier

 


FEATURE:

  • All tube, handmade, supported scaffolding welding
  • Two high-quality broadband sound EI output transformer
  • Specially manufactured toroidal power transformer
  • high voltage rectifier driven by two Russian SOVTEK 5AR4 tube
  • Preamp driven by 6SL7 and 6SN7
  • Class A power Amplifier driven by two FULL MUSIC 300B vacuum tube
  • N.F.ADJ. Select function.
    YELLOW LED mode, widen the sound, unrestrained, solid, for large music scenes, dynamic and other types of music
    RED LED mode,soft, pure and sleek sound, perfect for listening voice, stringed music and other types of music
  •  External 300B tube current adjustment (BIAS ADJUSTMENT), monitoring (BIAS TEST POINT) and Hum adjustment (HUM BALANCE)
  •  Full function infrared remote control
  •  Power amplification
  • Start-up delay function (approximately 30 seconds)
  • Japanese ALPS potentiometer High Performance motor
  • Thick silver coating signal line
  • Easy installation of plug-in tube shield
 

 Model

A-300B

SPECIFICATIONS

Power Output 8 W + 8 W (RMS 8Ω )
Frequency Response 15 Hz ~ 30 KHz ± 1dB
T.H.D 2% (1KHz)
Input Sensitivity 280mV
600mV (Pre-in)
S/N Ratio 83 dB
Input Impedance 100 KΩ
Output Impedance 4Ω, 8Ω, 16Ω
Passage Unbalance Degree <0.5 dB
Tube Used 5AR4 x 2,
6SL7 x 2,
6SN7 x 2,
300 B x 2
Power Requirement AC 230 V±5%, 50 Hz ~ 60 Hz
Power consumption 280 W
   
   
   
   
   
   
 
 
 
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