Opera Cyber 300BD Dual Mono hifi Audio power amplifier vacuum tube 300B push-pull amp
100% Brand New
Declaration
All items guaranteed 100% BRAND NEW in the original edition Box.
ONE-YEAR WARRANTY !!!
Specifications:
Control Functions: Power On/Off
Power Output: 20W, RMS 1kHz
Total Harmonic Distortion: less than 1%(5W, 1kHz)
Frequency Response: (-3dB points at 10 watt) 2Hz ~ 50kHz
Input Sensitivity: 0.8V
Input Impedance: 100Ω
Output: 4, 8Ω. User selectable.
Signal/Noise: 90dB
Consumption: 100W x 2
Input Interfaces: 1 group (RCA)
Overall Negative Feedback: -3dB
Vacuum Tube: 5R4 x 2, E88CC x 2, 5687x2,300B x 4
Power supply voltage: 110/220V 60Hz/50Hz
(110V，120V, 127V, 230V, 240V version will
take 3-14 work days to order),
220V version is in stock
Dimensions: 412(L) x 220(W) x 166(H) mm
Net Weight:30kgx2
Gross Weight: 70kg
