"Boyuu" manufactuer often use some different brand name like "Boyuurange", "Reisong", "Boyuu" or "Tube" , so printed brand name on front panel maybe are different between each prodaction periode
Mark II Version: is with 2x6p6p(equivalent 6v6) and 1x12AT7 preamp tubes version
Mark III Version: is with only 2x 6N8P in place of 2x 6p6p(the two tubes are not equivalant), without 12AT7
please pay attention, if you have any question about the brand name, please contact us for more detail information befor billing
Features:
Preamp tube: Mark II: 1×12AT7(equivalent ecc81), 2× 6p6p(equivalent 6v6)
Power Tube: PSVANE 300B ×2.
Rectifier Tube: 5Z3P×1
Improve the middle frequency's density and performance
Improve the bass power and deep
Power Transformer: Imported 0.35, stacked thick 60MM (105-60).
Output Transformer cores: Imported 0.35 (86-50).
Chassis: Imported mirror stainless steel chassis.
Corners aluminum column: high-grade aluminum CNC machining, diamond knife speed car system.
High pressure UseLarge inductance Π-type power filter
Champaign gold front panel
Specifications:
Voltage Tube: 12AT7*1
Drive Tube: 6P6P*2
Power Output Tube: Psvane 300B*2
Rectifier tube: 5Z3PAT*1
Power transformer: new import 0.35, thick as 60MM (105-60)
Output cow iron core: new imported iron core 0.35 thick high silicon wafer (86-50)
Case: imported mirror stainless steel case
Aluminum alloy panel: high-grade aluminum CNC processing, anodic surface treatment
Output block: high-grade export base, with a transparent cover
Output power: X 8.2W 2 (no feedback technology)
Frequency response: 30Hz--42KHz
Output impedance: 4, 8
The total harmonic distortion (1kHz): less than 1%
Input sensitivity: 750MV.
Input impedance: 100K (three sets of input signals)
Volume: 375 wide x 290 deep x 180 high mm
Package volume: 500 wide x 450 deep x 290 high mm
Signal to noise ratio: 89DB
Weight: 20kg.
We ship the package within 1-3 days after the payment cleared.*
Shipping via DHL or UPS or FedEx or other express delivery takes 3-7 business days with a tracking number.
Shipping via China Post EMS or HK Post EMS usually takes 7-14 business days with a tracking number.
Shipping via China Post air mail or HK Post air mail usually takes 10-30 business days with a tracking number.
Faster payment, faster delivery.
Buyer pays any import taxes or customs duty.
All items are marked as low value on postal paper for customs to send that our buyers can save some customs fees.
Standard Return Policy:
If the item shows up defective or damaged, please email us immediately.
ONE-YEAR WARRANTY!!!
Brand new replacement with 14 days.
Defective situation must be reported to seller within 14 days upon receipt.
Returned item should be in its original box with all packing materials and shipped to us via a traceable shipping way.
We carefully inspect returned items upon receipt before issuance of refunds or exchanges.
Please allow up to 10 business days for us to process your return.
The customer needs to pay for the shipping costs for returning.
International Shipping:
We ship goods to worldwide. All the packages will come with a tracking number.
Payment Methods
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