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Home > Brand > Oldchen > Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
1/1
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker

Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker

  • Refined Audio Performance: Developed with extensive community feedback, this HIFI tube amp represents a significant evolution in sound and design. It retains the bright, transparent midrange and treble of its predecessor while offering vastly improved low-frequency response and authority, delivering an exceptional high-value audio experience.
  • Classic Single Ended Circuit & Premium Components: This stereo amplifier is constructed using traditional point-to-point wiring for sonic purity. It employs a robust CLC inductor-filtered power supply with a 5U4G rectifier, a 6H8C tube to drive the KT88 power tubes, and newly imported Z11 output transformers to deliver a clean, distortion-free 15W of power per channel.
  • Meticulous Hand-Wired Construction: The internal circuitry of this vacuum tube amplifier showcases exceptional craftsmanship, featuring Teflon silver-plated wiring and a selection of audiophile-grade components, including high-quality imported hifi capacitors and precision metal film resistors to ensure signal integrity.
  • Robust and Elegant Chassis: As a premium home audio amplifier, the KT88-K1 is built on a durable 1.5mm thick steel plate chassis, complemented by an 8mm thick oxidized and brushed aluminum front panel with solid frosted aluminum knobs. Two sets of pure copper crystal terminals are provided for both 4-ohm and 8-ohm outputs. The net weight of the machine is 16 kg. 19.5 kg after layer packaging.
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$579.99 $375.99
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  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
1/1
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Oldchen KT88-K1 Tube Amplifier, Single-Ended Class A Integrated Amplifier 6H8C 5U4G KT88 Vacuum Tubes Amp for Home Audio, High-Fidelity Stereo Speaker
  • Description

PLEASE NOTE:
A protective cover for the vacuum tubes is included with your purchase.
For safe operation, please ensure your speakers are connected to the amplifier before powering it on.
The sound signature of the tube amp will continue to improve, becoming warmer and sweeter after an initial 30-hour warm-up period.
All vacuum tubes are new, original, and have been factory-tested and matched for optimal performance.
Technical Parameters:
Preamplifier Tubes: 2x 6H8C
Power Tubes: 2x KT88
Rectifier Tube: 1x 5U4G
Frequency Response: 20Hz - 25KHz
Input Voltage: 110V
Power Output: 15W x 2
Total Harmonic Distortion (THD): <1% (at 1kHz)
Input Impedance: 100kΩ
Output Impedance: 4Ω / 8Ω
Signal-to-Noise Ratio (SNR): 88dB
Dimensions: 370 x 240 x 180mm
Package Includes:
1x KT88-K1 Tube Amplifier
1x AC Power Cable
1x Tube Protective Cover

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