Question #897e2
1 Answer
May 3, 2016
An oscilloscope converts an electrical input signal into a visible image with a cathode-ray tube, like a television. Sound waves are detected by a separate sensor, or transducer, that convert a sound wave pulse into an electrical signal for the oscilloscope.
Explanation:
The following site provides more operational details of its operation.
http://www.instructables.com/id/Oscilloscope-How-To/
