G&W Tsinghua T-2.2A single-end Class A tube headphones amplifier

Product Price: $328.74 USD

  • Product Model: Model: MUIA983306
  • Product Weight: Shipping Weight: 8.5kg
  • Product Quantity: 0 Units in Stock

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G&W Tsinghua T-2.2A single-end Class A Tube headphones amplifier
100% Brand New


All items guaranteed 100% BRAND NEW in the original edition Box.



a) the classical one common cathode line amplification, so that the shortest signal path.
b) The 3.2W power amplifier pentode do.
c) blue plastic package using high-end Japanese ALPS potentiometer.
d) imported 70 um thick copper thin double-sided printed circuit board.
e) The gold-plated solid copper knob.
f) using pure precious pear wood deluxe panel, laser engraving, unique artistic charm.
g) chassis with brushed stainless steel manufacturing.
h) EI-type core made ​​of imported high-quality power transformers, power of 80W.
i) The German gold FRAKO, such as fever, red WIMA capacitors.
j) slow start delay using high-voltage DC power to extend tube life.
k) imported iron core choke inductors to do filtering.
l) Power has a mute function, delay 20 seconds into working condition.
m) 60 ~ 600  can promote high-end headphones.
n) particularly suitable for use tube pre-amplifier circuit, the gain of about 20dB to promote any pure vacuum tube and transistor-level power amplifier can achieve after the very good results.
o) The tube model: inlet tube 12AT7 (ECC81); inlet tube 6P14 (EL84).


Input Sensitivity: 220mV
Frequency response: 16Hz ~ 117KHz (-1dB)
Harmonic Distortion: 0.05% (VRMS: 1V; 1KHz)
Signal to Noise Ratio: 101dB (output VRMS: 15V for the reference value)
Adapter headphone impedance: 60 ohm ~ 600 ohm high-end headphones
Static power consumption: about 36W
Tube: 12AT7 (ECC81); 6P14 (EL84).
Dimension: 380 × width 220 × depth 120mm high
Net weight: 7kg
Gross weight: 8.5kg
Power supply: 110/220V (110V, 120V, 127V, 230V, 240V version will take 3-14 work
days to order),
220V version is in stock.

This product was added to our catalog on Friday 19 December, 2014.