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YaQin MS-90B Push-Pull Tube Amplifier HIFI EXQUIS Lamp Amps Swith Triod and Ultra-Linear AMP Rear Stage Remote With Bluetooth4.0

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YaQin MS-90B KT88-EH Push-Pull Tube Amplifier


Features:(HIFI EXQUIS)

  • Power tubes use the 6H8C and strong output push-pull circuit.

  • Solid aluminum alloy rotary button, automatic volume adjustment

  • The Pre stage uses 12AX7x2, the reverse stage and push stage use Soviet 6H8CX4, and the rear stage uses Russian KT88-EHX4

  • The components are all hand-welded, and the lines are neatly distributed

  • High quality gold-plated resistor,(HIFI EXQUIS)

  • Using high-end brushed panel, exquisite workmanship, excellent hand feeling

  • High voltage power supply for the automatic delay control, can effectively extend tubes life.

  • Switch between ultra-linear (UL) and three poles (TR) ,AMP rear stage connection mode, to meet different user needs.(HIFI EXQUIS)

  • Function with remote control and Bluetooth 4.0

  • Bluetooth support for APT-X lossless decoding


  • Output Power: UL55W X2(8Ω)  TL 28W X2(8Ω)

  • Maximum power≤390VA

  • Frequency response: 5Hz -70kHz (-2dB)

  • Signal to noise ratio: ≥88dB (A)

  • Input Sensitivity:Combined ≤ 250mV  pure post-stage ≤ 0.8V

  • Load Impedance: 4Ω- 8Ω

  • Tubes: 12AX7X2,KT88-EHX4,6H8CX4

  • Voltage input: 110/120v and 220/230v  or 240v

  • Size: L395mm*W495mm*240mmH

  • Neight weight: 28kg

  • Gross weight: 34kg