Price: $990

* Power cord and interconnection cables are not included.

* 1 pair of 6AS7/6080, and 1 pair of 6922/6DJ8 are included.

* Shopping cart applies to the U.S. buyers only. International buyers please contact us for shipping cost and payment instruction.

    Technical Specifications:
  • Headphones impedance : 30-600 Ohms
  • Input impedance: 100 Kilo-Ohms
  • Frequency response: 8 Hz - 100 KHz -3dB
  • Signal/Noise: 95 dB
  • THD: <= 0.08%
  • Pre-amp Gain: 10 dB
  • Voltage: AC 110/220V, 50/60 Hz
  • External dimension: 5½"(H), 13"(W), 9"(D)
  • Weight: 17 lbs
    Standard Features:
  • Point-to-Point wiring
  • Two 6AS7 / 6080 [PDF] power tubes
  • Two 6922 / 6DJ8 [PDF] drive tubes
  • Two EZ80 [PDF] rectification tubes (6X4 is no longer used)
  • Pseudo-dual power supply
  • One pair of gold-plate pre-amp RCA outputs
  • Four pairs of selectable gold-plate RCA inputs
  • ¼" stereo headphone jack
  • Full aluminum die-cast chassis, anodized finished
  • Whole aluminum volume knobs and power switch button
  • 120 watts toroidal power transformer
  • Individual filter choke and rectifier per channel
  • Rubycon and WIMA capacitors
  • Teflon wires
  • Alps potentiometer and power switch

Parts upgrade:
Premium parts upgrade package.
$400

We carefully selected the best possible audiophile graded parts that bring the ultimate performance from the amplifier. Parts upgrade are intended for amplifier purchase, not to be sold on a standalone basis.

  • Blackgate output coupling capacitors, 220u/100v
  • Blackgate voltage filtering capacitors, Power Tank 220uf/200V

Attenuator upgrade:
DACT CT2 stepped attenuator.
$215

24-position, high accuracy and reliability

Teflon tube sockets upgrade:
$150 (9-pin x4, 8-pin x2)
Teflon is a superior material with great isolation and tempreture endurance. The unique design of multiple pin contact area greatly increase connectivity and gripping. Pins are gold-plated over oxygen free copper.

Click to see details 2 3 4

Power tubes upgrade:
Tungsol 7236 NOS
Hand-pick matched pair
$110 (2 pcs)

One of the best power tubes available for this amp. The 7236 vastly improves dynamic and soundstage. It has a very good speed, warm mid range, tight and deep bass. Buy and ship separately.

Driver tubes backup:
Hand-pick matched pair
Philips 6922 JAN
$40 (2 pcs)

Low noise, smooth. Military grade, Joint Army Navy (JAN) tube. Buy and ship separately.