Interactive Physics-Driven Acoustic Room Simulator

Guided Acoustic Presets

4 Scenarios

Room Geometry

c = 343 m/s

Width (X) 8.5 m

Height (Y) 4.2 m

Depth (Z) 10.0 m

Boundary Absorption α(f)

6 Surfaces

Floor

Ceiling

Left (-X)

Right (+X)

Front (-Z)

Back (+Z)

Source Position (Speaker)

● Amber

Source X -0.60 m

Source Y 1.25 m

Source Z -2.20 m

Microphone & Polar Pattern

● Cyan

Polar Lobe

Mic Yaw θ -18°

Mic X 0.40 m

Mic Y 1.45 m

Mic Z 0.90 m

Direct Path Early Reflections (6) Sabine Late Reverb Virtual Image Ghosts Wavefront Rings

Drag Source/Mic: XZ Plane · Shift+Drag: Height (Y) · Orbit: Left-Click

Acoustic Field Telemetry

X:20.2Hz · Y:40.8Hz · Z:17.2Hz

Direct Dist (d₀) ? 3.26 m

Arrival (t₀) ? 9.50 ms

ITDG (Δt₁) ? 2.45 ms

Critical Dist (dc) ? 1.92 m

Schroeder (fS) ? 102 Hz

Room Volume ? 357.0 m³

Boundary Loading: Half-Space +1.8 dB

Sabine & Eyring RT60 Decay

0.161·V / A(f)

125 Hz (Low / Bass Modes) 0.85 s

Eyring 0.78s · 67.4 Sabins

1.0 kHz (Mid Reference) 0.62 s

Eyring 0.54s · 92.1 Sabins

4.0 kHz (High / Air + Tile) 0.51 s

Eyring 0.44s · 112.5 Sabins

Room Transfer Function H(f)

Comb Filtering (20Hz–20kHz)

6 Paths 1st-Order Image-Source Reflections ▼

Surface	Path	Δt Delay	Gain₁ₖ	1st Notch

Live DSP Output Spectrum & RT60

FFT + Oscilloscope