VTL Power Amplifier Siegfried Reference Series II

+ Fully logic-controlled automatic tube biasing: Re-biases between music passages, to keep tubes in optimal operating condition 
+ Smart fault-sensing: Alerts user to all faults, with automatic shutdown and front panel fault display 
+ User diagnostics: For information on tubes and operating parameters, with tube change time reminder, automated fuse testing, line voltage display 
+ Precision regulated power supplies: For consistently musical performance and deep bass 
+ Balanced input stage: For dynamic sound and superior noise rejection 
+ Extended tube life: Logic-controlled soft-start sequence and optimized operating conditions 
+ Tetrode/Triode and Phase: Automated switchover with circuit protection 
+ Fully remote controllable and RS-232 Interface: For integration with centrally controlled systems.

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Thông số kỹ thuật:
Vacuum Tube Complement per monoblock:1 x 12AT7, 2 x 6350, 12 x 6550COutput Power:Into 4 ohms Tetrode = 800W  Triode 400W Into 8 ohms Tetrode = 600W  Triode 300W (20Hz-25KHz 0.1dB <1.5% THD (stable to 2 ohms))Small Signal frequency response:1 Hz – 75KHz - 3dB  (< 0.2% THD @ 1W)Inputs:Balanced XLR, Single-ended RCAOutput:Binding post (1pair vtl custom 5 way)Output Operation:Class AB1Load Setting:5 ohmsInput Sensitivity for Full Output:1 VoltInput Impedance: 50K ohmsPower Consumption:Idle 480W Full Power 1300WSignal to Noise Ratio S/N:> 100 dBDimensions (W x D x H):290 x 630 x 650 mmWeight Shipping Weight:Net: 80 kg. 204 kg packed in one crate for the pair of monoblocks