Web Accessibility - Legacy Page

This page has been identified as older than June 1, 2014. Per MSU's Web Accessibility agreement with the Office for Civil Rights, content that has not been updated since this date is considered "legacy" and does not need accessibility errors remediated.

If you make edits to this page and republish it, you will need to correct any accessibility errors that exist - all MSU web pages created or updated past June 1, 2014 are required to meet our current Web Accessibility standards. Visit our help center article on working with legacy web pages and content for more information.




  • Version 1
  • The signal from a transducer next to a signal source inside a vacuum chamber fades as the chamber is evacuated.
  • VGA output from the oscilloscope can be displayed on the big screen.
  • Wear face shield while chamber is evacuated.
        (inspect bell jar, use filter, set pump on floor)
        (connect trigger output to scope, set trigger mode to Auto)
        (set trigger and Ch 1 coupling to AC)
        (set generator to resonant peak, amplitude to max, transducer on sorbothane)
        (put bell jar in box for transport)


  • Version 2
  • An amplifier and speaker are used in place of the oscilloscope.
  • Wear face shield while chamber is evacuated.




        (inspect bell jar, install filter, set pump on floor)
        (use phono input)
        (put bell jar in box for transport)

Back