[sdiy] How to make wavetables? What size?

Andre Majorel amajorel at teaser.fr
Thu May 19 17:04:03 CEST 2005


On 2005-05-18 16:01 -0700, Metrophage wrote:

> I guess what I am wondering is if there are any opinions about how
> many bytes to use for my waves, [...]

With a 256-frame wavetable, the spectral content is limited to
128 harmonics. At a fundamental frequency of 50 Hz (the low G on
a bass), the spectrum stops at 6.4 kHz.

Whether or not this is a big deal is up to you. When I tried
Paul's Miniwave (256-frame wavetable), I remember wondering "why
won't the LPF open fully?" and Paul telling me "but the filter
_is_ fully open". I've not heard anybody else mention this so
maybe it's just me.

-- 
André Majorel <amajorel at teaser.fr>
http://www.teaser.fr/~amajorel/



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