🎹 Concert Hall Wavefronts - 2D Plan View: Seat Map of Clarity C80, Echogram and Reverberation Time

2D companion of the concert-hall wavefront simulator: a floor plan with a seat-by-seat C80 clarity map, a live FDTD wavefront, the echogram at any seat and Sabine, Eyring and measured reverberation times, using the same acoustic code as the 3D page.