fine tuning the emu...

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fine tuning the emu...

Postby sampleandhold » Sun Aug 17, 2003 7:54 pm

okay. does anyone now if there is a way to up the sensitivity for the emu's tuning capabilties. i know that there is a pitchshifter on there that allows me as low as 1 cent change, but i need something more, and something that doesn't involve altering the sound like that.

in the preset edit screen i have figured that the course tune gives me an increase or decrease of 1 half step, or 100 cents. and the fine tune gives me an increase or decrease of about 1.5625 cents. basicaully if you put the fine tune all the way up to +/- 64 you get a half step change. i would like to have something that can give me atleast a quarter to a half cent increase/decrease.

so if anyone has any idea on this give a shout.
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Postby ezman » Sun Aug 17, 2003 9:04 pm

Sorry dude, I really can't understand what is you're trying to do? Really want to help but....please explain :mrgreen: :spliff:
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Postby sampleandhold » Sun Aug 17, 2003 11:10 pm

i need CONTROL!!!!!!!

what i need is the ability to tune my sampler down to half cents, or so.

what i have actualy done is figured out, in away, how to create a square wave from sine waves. yes i know that i can just sample a square wave off the test tones, but this is more of an excercise in additive synthesis.

i have looked at my wave that i had created with six sine waves, and it goes pretty square for a few cycles and then goes all weird. the reason this is happening is because i don't have all the sines tune exactly. i can't really fine tune them any more, as far as i know using the fine pitch in the preset edit menu. depending on the how high the sine is, the amount of increase or decrease experianced by 1 fine tune value, can be anywhere from 1 hz or lower, to 5 hz and higher. the reason why, is because the fine tune only increases the pitch by about 1.5 cents per 1 incremental increase/decrease.

so what i was wondering, is there some place on the emu, master, utilties, somewhere, where i can make the fine tune act more sensitively, lets say make it so that the value of the fine tune is less then 1.5 cents. a higher resolution...

perhaps this will make more sense.... there are 1200 cents in each scale, for every 100 cents you have a half step. so from 0 to 1200 is an octave, as it were in egual tempered music like ours... so what i need is finer control over the pitch, that is what i am curious about.

sorry about being so ambigious on the first part.

hope this clears things up. cheers
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Postby ezman » Sun Aug 17, 2003 11:45 pm

Damn - I don't know how you'd do that. I think you covered this in your first post but...if you set a sine LFO to 1% fine pitch. Would it not be crossing between 0-1/4-1/2-1/8-1 - if that works would you only want a method to fix the postition. If not, I can't think of any other way...[/i]
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Postby sampleandhold » Mon Aug 18, 2003 4:35 am

well that is an idea. but the thing is i can't use a constantly modulating pitch.

what i am actualy doing is layering sine after sine, to create the upper harmonics that make up a square wave. i have come close, it is just that i am out of tune a bit. and so my square goes away then comes back.

looks like i am going to have to find a software program or something that lets me fine tune things like that.

cheers for the help though.
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