Doppler Effect Visualizer

Interactive Physics Demo

Simulation Control

Click Start to enable Audio Context and begin the visualization.

Light Wave Mode

Source Velocity ($v_s$) 0 m/s

Static Mach 1 Mach 2

Wave Speed ($v$) 150 px/s

Base Freq ($f_0$) 440 Hz

Live Observer Data

Base Frequency ($f_0$)

440.0 Hz

Observed Frequency ($f'$)

440.0

Doppler Ratio

1.00x

Doppler Formula

f' = f₀ (

vv - vₛ cos(θ)

)

Wave Profile (Spatial)