🔥 2D Rubens' Tube: Flame Row, Standing Sound Wave and Pressure Antinodes

Drive a gas-filled tube with a loudspeaker and watch a row of flames trace the standing sound wave: finite-difference acoustics, closed or open end, propane or methane, resonance modes, nodes and antinodes, live response graph and a waterfall mirror view.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install