Doppler shift.
PIRA: Unknown
Doppler shift.
A small speaker is tied to the end of a rope. When the speaker is rotated, the frequency becomes higher as it approaches the observer and lower as it moves away from the observer.
Equipment | Storage |
---|---|
Small speaker with battery and rope | 021-9A |
Unfortunately, there are no media for this demo. :(
Video: Doppler shift from a moving speaker