Physics

Doppler Shift Calculator

Calculate observed frequency shift from source/observer relative motion.

Doppler Shift Calculator computes observed frequency changes from relative source/observer motion. It is useful in wave physics exercises and practical sensing scenarios. The tool handles directional speed effects in a consistent formula setup. Use it to test approaching vs receding cases quickly.

Doppler Inputs

Result

Observed frequency: 1000.00000000 Hz

Frequency shift: 0.00000000 Hz

Shift percent: 0.000000%

How to use this tool

Enter source frequency, wave speed, and source/observer velocities.
Run the calculator to compute shifted observed frequency.
Compare directional cases to verify sign conventions.

Wave and acoustics resources

Promote audio measurement tools, physics references, and lab software.

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