PrimaLuna EVO 400 Tube Preamplifier NAD Note: Every PSB Alpha Series

Note: Every PSB Alpha Series speaker is meticulously tuned and tested at Canada's national research facilities to deliver the most accurate acoustics under the most demanding of listening conditions

in this case a conservative

The Director Model M6800 is designed

Leveraging the Alpha’s classic award-winning design

PrimaLuna EVO 400 Tube Preamplifier NAD Note: Every PSB Alpha Series"Compare PrimaLuna construction to any other brand, at any price. You'll be amazed." TUBE RECTIFIED In the world of preamps, experts agree that tube rectification is the gold standard. Its quieter than solid state rectification, dropping the noise floor. And it offers the most natural, textured, and vibrant presentation because the circuit is now pure tube. But because it is expensive to implement, youll only find it in the top of the line models