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LaoChen K1 KT88 tube amplifier HIFI EXQUIS AIQIN OCK1 handmade scaffolding Audio amp OldChen

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New product

OldChen (Aiqin Tube Art)

Manufactuer "LaoChen" have 3 brands name: "Oldchen" , "LaoChen", "Aiqin" 

So for this product, we have some amplifier  maybe  come with "Oldchen" words on the front plate , and others come with "LaoChen"  , please pay attention,  

More details

$322.56

$384.00

-16%

  • With all tubes
  • Without tubes
  • With Bluetooth version
  • Without Bluetooth

 

Now the printed brand name was changed to "Oldchen" by manufactuer, but it's always the same manufacturer than "Aiqin"

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Basic technical parameters:

 

  •   Tubes:  1 x Shuguang 5Z3PA rectifier 
  •                2 x Shuguang 6N8P(6sn7) preamp tubes
  •                2 x PSVANE KT88  power tubes(KT88 tubes garentie 6 months)
  • Power transformer :  105*60 0.35mm steel with OFC wires
  • Output transformer:   86*40 0.35mm Japanese Z11 steel with OFC wires
  • Output power: 15Wx2
  • Frequency response: 20Hz-25KHz
  • Output Impedance: 4 ohm, 8 ohm
  • Total Harmonic Distortion: ≤ 1% (1kHz)
  • Input Impedance: 100K ohm
  • Input Sensitivity: 500mV--2000mV
  • SNR: 88dB
  • Supply transformer Power: 150W
  • Size (W × D × H): 370mm × 240mm × 180mm
  • Net weight: 15 kg 
  • Thick double packaged 17.5 kg
  • Input voltage: 110v-240v  50/60hz

 

Product technology and materials  

  • Using SPRAGUE or TRW or CE or MALLORY special HIFI audio capacitors
  • Powoer output transformer is quranty by AIQIN brand
  • Gold plate connection for all connections
  • Swith input source
  • Teflon silver plated wire partially used in main path in the machine
  • Containing silver soldering
  • Handmade scaffoldin
  • CLC filter inductor for rectifier tube

Oldchen(AIQIN) is well-known brand in china, this KT88-k1 tube amplifier is new update version by one year research approved by everyone, it's a top selling tube amplifier in china,  its EL34 series is already sold more 10milles copies.

 

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There are always "Aiqin" words on some below photo,  but it's not longer to use it for new amp :
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