Jazz Kissa Soundstage & Listening Bar Acoustic Lab

Acoustic Chamber & Soundstage Ray Visualizer 8.5m × 5.4m × 3.2m

Click & Drag Speakers (L / R) or Listener Sweet Spot (👂) Scroll / Shift to Rotate Speaker Toe-In

Historic Kissa Presets

Acoustic Telemetry & Soundstage Metrics

Reverberation RT60 0.45 s Optimal Jazz Warmth

Direct/Reflected Ratio +4.2 dB Crisp Stereo Imaging

Stereo Center Delta 0.0 ms Listener Sweet Spot

Schroeder Transition 138 Hz Modal boundary

Master Soundstage RMS Output:

Acoustic Absorption & Wall Treatment

📚 Vinyl Record Shelving (Mid Absorber) 🍷 Heavy Velvet Drapes (Treble Tamer) 🪵 Cedar Wood Diffusers (Even Decay)

Analog Valve & Cartridge Calibration

Vacuum Tube Harmonic Saturation 68%

Vintage Horn Flare Angle 75°

Base Room Surface Damping 0.24 α

Acoustic Specification Sheet