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Muzishare X7 KT88 Tube Integrated amp

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Muzishare X7 KT88 Tube Integrated amp Empty Muzishare X7 KT88 Tube Integrated amp

Post by Daniel.W Mon Oct 25, 2021 4:20 pm

Muzishare X7 KT88 Integrated amp Used in excellent condition. Bought 2020, Fullset wit box. 

Selling : RM3900

COD area : Seremban/ PJ/ KL

[size=18]Technical Parameters:[/size]


  • Speakers output power: 25W + 25W (RMS triode mode)
    45W + 45W (RMS ultra-linear mode)





  • Headphone output power: 300ohm with 900mW , use 270  like a  basic divide to calculate the output power , for example  270 / 300ohm =0.9w for 300ohm headphone  ,   270 / 32ohm = 8.5w for 32ohm headphone

  • Input impedance: 100KΩ[size=18](Hifi exquis 1101017)[/size]

  • Output Impedance: 4Ω - 8Ω

  • SNR: 92dB[size=18](Hifi exquis 1101017)[/size]

  • output balance of the left and right: <0.5db[size=18](Hifi exquis 1101017)[/size]

  • Input Sensitivity: 280mV;  520mV (pre input)

  • Harmonic distortion: 1% (1kHz) Frequency Machine: 15Hz ~ 30kHz (-1.5dB)

  • Anode voltage: about 420v

  • Net weight: 22.5kg[size=18](Hifi exquis 1101017)[/size]

  • Package weight: 25kg

  • power consumption: 260W[size=18](Hifi exquis 1101017)[/size]

  • Vacuum tube are Special Customized:

  • Preamp tube:  12AX7 × 1(Equivalant ECC83,CV4004  ECC803,5751)
    Preamp tube: 12AU7 × 2(Equivalant ECC82,5814,6189 CV4003)
    Power tube: KT88 × 4 (Equivalant 6550)
    Rectifier: 5AR4 × 1 (Equivalant GZ34)
    [size=18](Hifi exquis 1101017)
    [/size]




  • Dimension:(W × D × H): 410mm x 335mm x 198mm[size=18](Hifi exquis 1101017)[/size]

  • Power supply voltage: ~ 110-120v and 220-240v ± 5% (50/60Hz)

  • Working conditions: Temperature: 0 ºC ~ 40 ºCHumidity: 20% to 80%

  • Storage conditions: Temperature: -20 ºC ~ 70 ºC Humidity: 20% to 90%



[size=18]Features:[/size]


  • Handmade, using scaffolding welding[size=18](Hifi exquis 1101017)[/size]

  • using two high quality and wide frequency response EI output transformer

  • Using a customize Z11 core toroidal power transformer[size=18](Hifi exquis 1101017)[/size]

  • Amplification and drive part use SAR4 rectifier .

  • Use 2X12AX7 and 2X12AU7 as amplifiaction,

  • Use special high selected KT88 tube as push pull power amp lamp,providing switch for the triode connnection and ultra-linear connection modes.The triode connection mode is more suitable for the voice and the sound is more soft, delicat as well as nature. The ultra-linear connection is suitable for the big scence, the sound is more open and lively.

  • It has a pure power amplifier ans it can conncet with an independent pre-amp's signal input.[size=18](Hifi exquis 1101017)[/size]

  • It has a phono stage input function, which can be connect directly with a MM Vinyl turntables

  • There is a power tube current control button and an electric meter dial.

  • Infrared remote control function[size=18](Hifi exquis 1101017)[/size]

  • Power Mute delay function

  • Selection of Japanese high-grade ALPS motor potentiometer.

  • Easy installation of the plug-type vacuum tube shield[size=18](Hifi exquis 1101017)[/size]




Muzishare X7 KT88 Tube Integrated amp Ba6e8710
Muzishare X7 KT88 Tube Integrated amp Cd2bea10
Muzishare X7 KT88 Tube Integrated amp 79e0ac10

Daniel.W
Club Member
Club Member

Number of posts : 29
Age : 46
Location : Seremban
Registration date : 2020-06-28

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