REISONG Boyuu A-50 MKIII 300B Eintakt-Vakuumröhren-Vollverstärker der Klasse A, verbesserte Version
Product Warranty
All items Guaranteed 100% Brand New In the original edition Box and Come from the original factory.
All items ONE-YEAR WARRANTY !!!
All items ONE-YEAR WARRANTY !!!
Shipping Time & Invoice Declare
All items ship with DHL/UPS/TNT/EMS, (DHL/UPS/TNT) About 3-7days delivery time, EMS About 7-15days delivery time.
We can Declare the Value of the Order as Customer's Remark!!!
We can Declare the Value of the Order as Customer's Remark!!!
Product Declaration
REISONG Boyuu A-50 MKIII 300B Single-end Class A Vacuum Tube Intergrated Amplifier Upgraded Version 100% original factory and brand new
Factory add an Inductance transformer and Bipolar filter circuit to get the nicer sound for the MKIII.
Specification:
Voltage amplification and promotion tubes: 6N8P (6SN7) × 2
Power output tube: 300B × 2 (brand PSVANE)
Rectifier: 5Z3PAT × 1
Output power: 7.6W x 2 (Class A) (No negative feedback)
Frequency response: 30Hz-42KHz
Output impedance: 4Ω, 8Ω
Total harmonic distortion: ≤1% (1kHz)
Input sensitivity: 750MV
Input impedance: 100KΩ (3 groups of input jacks)
Volume: 375 W x 290 D x 180 H mm
Packing volume: 500 W x 450 D x 290 H mm
Signal to noise ratio: 89DB
Net weight: 18 kg
Gross weight: 21 kg
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