[sdiy] Good Expo curve for VCA use..

Oscar Salas osalas at electronic-sea.net
Mon Oct 15 21:52:28 CEST 2012


>
>> But note: the attack portion is an exponential charge curve as in your
>> Expo1.
>> This sounds good for sounds that start quickly, but is not useful for
>> slowly fading in a sound in a constant fading manner.
>
> Actually, I tend to think that the "inverted decay" curve (in analog
> envelopes it's generally an inverted decay up to a preset threshold, at
> which point it switches to the decay stage) is more desirable than an
> exponential attack. An exponential attack (the DX7 being a good example of
> this) tends to sound unnatural, like a sound played in reverse -
> definitely not "constant fading". On a DX7 you generally need to use two
> envelope stages to get a usable attack.


Hey Scott, what you are referring when you say exponential or "inverted
decay"? to exp1 or exp2 defined in the first post?



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