Harmonics question
Jim Johnson
jamos at technotoys.com
Tue May 19 23:36:12 CEST 1998
A square wave is made up of all odd harmonics - 3, 5, 7, etc, in amplitude
ratios of 1/n. In other words, the 3rd harmonic has 1/3 the amplitude of
the fundamental, etc. The triangle is similar, but I think the amplitude
ratio is 1/n squared.
Since there are no even harmonics, there are no octaves present in the
square wave.
Jim Johnson
Metaphoric Software
-------------------
Makers of Techno Toys
Software for Electronic Music
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*********** REPLY SEPARATOR ***********
On 5/19/98, at 4:33 PM, Chris Prine wrote:
>I understand that a square wave is made up of sine waves, but what are the
>exact frequencies that the harmonics oscillate at? For example, if you
>have a square wave at 130Hz are all the harmonics octaves up and down from
it?
>
>
>
> `~.,;'~/ Chris Prine * cprine at bit-net.com \~'`,.~`
>"Smash the control images, smash | UIN: 666253
> the control machine..." -WSB | http://www.bit-net.com/~cprine
> -------------------^-------------------
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