Summary for worksheet on complex waves

 

Example 1:

Wave 1:  (chose 220 Hz)

first harmonic

no phase angle

amplitude 5

sound sample

Wave 2:

Third harmonic

Phase angle of p/2

Amplitude 1.3

Sound sample

Wave 3:

Fifth harmonic

Phase angle  zero

Amplitude 1

Sound sample

Complex wave:

Periodic with fundamental

Shape determined by phases of the harmonics

Sound sample

 

Example 2:

Wave 1:  (chose 220 Hz)

first harmonic

no phase angle

amplitude 5

sound sample

Wave 2:

Third harmonic

Phase angle of p

Amplitude 1.3

Sound sample

Wave 3:

Fifth harmonic

Phase angle p/2

Amplitude 1

Sound sample

Complex wave:

Periodic with fundamental

Shape determined by phases of the harmonics

Sound sample

 

Example 3:

Wave 1:  (chose 220 Hz)

first harmonic

no phase angle

amplitude 4

sound sample

Wave 2:

Third harmonic

Phase angle of p

Amplitude 2.3

Sound sample

Wave 3:

Fifth harmonic

Phase angle  p

Amplitude 1

Sound sample

Complex wave:

Periodic with fundamental (110 Hz)

Shape determined by phases of the harmonics

Sound sample

 

Example 4:

 

Wave 1:  (chose 220 Hz)

first harmonic

no phase angle

amplitude 4

sound sample

 

Wave 2:

Third harmonic

Phase angle of p

Amplitude 2.3

Sound sample

Wave 3:

Fifth harmonic

Phase angle  p

Amplitude 1

Sound sample

Complex wave:

Periodic with fundamental (110 Hz)

Shape determined by phases of the harmonics

Sound sample

 

 

 

Mathematica notebook for graphs and sounds on this page