3B30.20 - Direct Speed of Sound

Direct speed of sound


PIRA Classification: 3B30.20

Description: Two microphones, spaced one meter apart are connected to an oscilloscope. A clap of the hands triggers the scope. The speed of sound can be measured by noting the difference in time between the two signals.

Special Instructions: Press "single seq" on the scope before clapping.

Condition: Ok

Setup time: 5 minutes

Safety Issues: None