REISONG Boyuu A-50 MKV 300B Eintakt-Vakuumröhren-Vollverstärker der Klasse A, verbesserte Version
All items ONE-YEAR WARRANTY !!!
We can Declare the Value of the Order as Customer's Remark!!!
REISONG Boyuu A-50 MKV 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.
this is the version of MKV , the newest version by now
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



