On the ipad, if you have the liine Lemur app, there is an excellent matrix 6 (r) controller that I've been using lately. A quick search for "Lemur matrix 6" or something like that should yield the result you're after. It works quite nicely.

--- In oberheim@yahoogroups.com , "Jon Carroll" <joncarroll@...> wrote:
>
> content currently unavailable...
>
> ----- Original Message -----
> From: "Marcelo Malmierca" <estudiosgong@...>
> To: < oberheim@yahoogroups.com >
> Cc: < oberheim@yahoogroups.com >
> Sent: Wednesday, May 15, 2013 2:54 PM
> Subject: Re: [oberheim] New to the Group - Matrix 6 controller questions
>
>
> There is a controller specially designed for the Matrix in production
> process right know.
>
> Soon you'll have news about it.
>
> http://www.facebook.com/photo.php fbid=10151436364686275&set=a.10150874130231275.407147.623921274&type=1&ref=nf
>
>
> Marcelo Malmierca
>
> On 15/05/2013, at 14:51, "Jason Budris" <jsunbud@...> wrote:
>
> > Hi I'm new to the Oberheim group and was hoping you can tell me if there
> > are any specific controllers that will work for parameter tweaking other
> > than the doepfer. I was hoping for something Ipad so I don't have to buy
> > another controller. I did some research and know that the processor can
> > only handle delayed midi messages and only certain params or it tanks. I
> > would just like an easy way to edit not so much for a live situation.
> >
> > thanks in adavance,
> > Jason
> >
> >
>