3.3 Waves & More - 3.3 Waves and Stuff Science of...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 3.3 Waves and Stuff Science of Music 2007 Last Time Dr. Koons talked about consonance and beats. Lets take a quick look & listen at what this means . Listen First Recall what a single frequency tone sounds like Play on Sound Generator A=440 Hz. The Graph: 0.005 0.01 0.015 0.02-1-0.5 0.5 1 440 Hz. and 450 Hz. Compared 0.005 0.01 0.015 0.02-1-0.5 0.5 1 0.005 0.01 0.015 0.02-1-0.5 0.5 1 440 Hz. 450 Hz. 440 Hz. and 450 Hz. Together 0.005 0.01 0.015 0.02-1-0.5 0.5 1 440 Hz. and 450 Hz. Together for a longer time (0.1 second) 0.02 0.04 0.06 0.08 0.1-1-0.5 0.5 1 440 Hz. and 450 Hz. Together for an even longer time (0.5 second) 0.1 0.2 0.3 0.4 0.5-1-0.5 0.5 1 T beat From this graph we see that T beat = 0.1 seconds. f beat = 10 Hz.. Why?? 0.02 0.04 0.06 0.08 0.1-1-0.5 0.5 1 In phase out of phase in phase again The Concept Two sounds start together (in phase). After T beat seconds they get back together again....
View Full Document

Page1 / 39

3.3 Waves & More - 3.3 Waves and Stuff Science of...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online