Reisong A20 KT88 tube Single-end Class A intergrated amp BoyuuRange

Product Price: Starting at: $364.02 USD

  • Product Model: Model: MUIA9831346
  • Product Weight: Shipping Weight: 20kg
  • Product Quantity: 3 Units in Stock

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Boyuu A20 KT88 vacuum tube amp Single-end Class A HiFi audio Tube rectifier intergrated amplifier
Version 4nd with VU meters Brand new
Hand welding point to point

The price is NOT included the tube cage cover. if you need the tube cover, plus extra $20 USD to get it.


















The price is NOT included the tube cage cover. if you need the tube cage cover, plus extra $35 USD to get it.
 
Declaration

Features:

6J8P-J pre-voltage amplification.
KT88-98 power output.
Output power, maximum output power of 8W.
Output amplifier uses no big loop feedback technology to ensure high sound reduction, powerful, strong and.
The new power amplifier 0.35 cores do to ensure stable power supply.
With power tube current monitoring circuit, tube replacement upgrade ease.
Medical grade 5Z3PA-T rectification.
Imported 0.35 core output amplifier audio dedicated core, core stack thickness 86-50, A20 flux of 13,000, other common core can do 7000.
Output transformer potting techniques, epoxy potting, moisture, vibration, ensure that the output of the amplifier stability and reliability, especially in the southern humid places, have a more reliable performance. Especially for the southern coastal areas.
Double chassis design. First with 1.2 stainless steel, both to strengthen internal U-shaped steel chassis thickness up to 2.4 mm thick, 70 kg man stand above are not deformed.
Output amplifier with a new imported 0.35 core manufacturing, high-purity copper wire package enameled, layered segmentation, string and connection method, three in four tightly wound clip.
Imported 0.35 thick core manufacturing power amplifiers, to ensure adequate power and low temperature rise.
Output amplifier with high-grade stretch amplifier housing cover. High temperature paint surface treatment, bright pattern processes.
Power Transformers: new imported 0.35, stack thickness 60MM (114-60).
Output amplifier core: core 0.35 new imported thick high silicon (86-50).
Japanese production of ALPS potentiometer.
Chassis: imported mirror stainless steel chassis.
Aluminum panel: high-grade aluminum CNC machining, anodic surface treatment.
Output Block: High-grade export base, with a transparent cover.
 


Specifications of Boyuu A20 tube amp:
Output Power: 8W * 2 (Ultra-linear connection)
Frequency response: 20Hz-35KHz
Output Impedance: 4,8Ω
Total harmonic distortion: ≤ 1% (1kHz)
Input Sensitivity: 750MV
Input impedance: 100KΩ (three sets of input signal)
Voltage amplification: Dawn 6J8PJ × 2.
Power output tube: KT88 (Brand Shuguang or PSVANE to choose) × 2.
Rectifier tube: 5Z3PA-T × 1
Dimensions (W × D × H): 366 × 300 (including knob) × 185mm
SNR: 89dB
Weight: about 16.5 kg (114 power transformers, export version)
Gross weight: 20kg
Power Supply Voltage: AC 100V - 240V / 50Hz-60Hz (100V, 110V, 120V, 230V, 240V version will take 3-14 work days to order), 220V version is in stock.

One Year Warranty.
 
 

 


This product was added to our catalog on Wednesday 20 September, 2017.

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