3C30.21 - Intensity vs. Distance

Range vs intensity


PIRA Classification: 3C30.21

Description: A microphone is connected to a computer running software displaying both sound intensity (arbitrary units) and decibels. Sound levels from a speaker are recorded at various distances. Sample data can be seen by clicking on the pictures.

Special Instructions: Place the speaker no closer than 10 cm from the microphone

Condition: Ok

Setup time: 5 minutes

Safety Issues: None