Physics Aviary
Physics Aviary: Read the Oscilloscope Challenge
Practice reading an oscilloscope. Students must achieve a score or 10 or more. At the end students should be able to get frequency, period, voltage and peak to peak voltage.
Concord Consortium
Concord Consortium: Sparks Tutorial: Using an Oscilloscope
Learn how to use an oscilloscope.
Wikimedia
Wikipedia: Wav
Encyclopedia entry that defines WAV (or WAVE), short for WAVEform audio format, and explains how and why it was created. Links to related information are available as well.