Wave Interference: Acoustic Beats
Observe and listen to two sound waves of slightly different frequencies. Their superposition forms periodic variations in loudness known as beats.
Wave 1 (f₁)
Wave 2 (f₂)
Superposition Pattern (Beats)
Live Interference Analysis
Average Pitch
250.0 Hz
(f₁ + f₂) / 2
Beat Frequency
10.0 Hz
|f₁ - f₂| (Loudness cycles/sec)
250 Hz
200 Hz
500 Hz
245 Hz
200 Hz
500 Hz
Acoustic Superposition
Checking this box plays both frequencies simultaneously through your speakers, letting your ears perceive the acoustic physical beating envelope.