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Re: [L-OT] Understanding SYSEX

2001-04-24 by litepipe

Hendrik Jan Veenstra wrote:
 > That's indeed what you want.  The question is: is it >possible?  To me
> it sounds as if the answer might be 'no'.

  I believe that you're right on this one. :((


> while in Combi mode, you can _not_ change parameters of a Program
> itself.
> If I use an organ Program in a multi-timbral setup (i.e. a Combi), I
> cannot change it's 'base sample' from Organ to AcouPiano for example.
> For this kind of edit, I have to be in Program mode (i.e.
> non-multitimbral).

  This is what I was racking my brain trying to figure out just wishing that
it was possible.

> This depends on the structure of the Emu.  Can you, using the Emu's
> front panel, do the things you describe (i.e. edit the multitimbral
> setup _and_ edit parameters for the constituting programs at the same
> time)?

  Well, kind of... I can acces the presets in multi-timbral mode. But the
keyboard has this "safety" feature that doesn't save any of the tweaks once
you switch to a differant preset. That is unless you save the changes which
I don't want to do. So, if I tweak the preset on channel 2 and then want to
tweak the preset on channel 8 it doesn't remember the tweak on channel 2.
Drag!!
  I was thinking that I would be able to create new presets from existing
ones without having to permanently alter the default setting. I was trying
to cheat the keyboard basically.

>If not, than you can probably not do them by sysex either.
>if you
> drag a slider up quite fast, you would soon be generating tons of
> sysex, having the synth flip back & forth between various modes --
> which the synth might find hard (or impossible) to digest.

  I noticed this from experimenting with various commands for SYSEX faders.
With a couple of them my keyboard went buggy.

> Well, editing the multi-timbral parameters for individual programs
> should be possible (stuff like relative volume, midi channel, maybe
> "keyzone", etc) -- but that's obviously not the same as editing
> program parameters (filter attack time, LFO waveshape, etc.).

    I guess I'll have to get over this dream. It sure would be a nice
feature, wouldn't it? Does Sound Diver allow you to achieve this without
altering the keyboards default presets?
   Thanks for all the tremendous help!! It wasn't a waste I assure you.
There are still other things I want to do with SYSEX and with all of your
guidence I am now capable of doing. Plus, it always feels great to acquire
more knowledge. Especially when it's in the profession you eat, breath and
sleep:))
        --Roger

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