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Elektron Musical Instruments

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Re: [elektron] grounding two aluminum machines

2004-04-27 by endlessnessisticman

I have the same set up.  I got everything close together with some
midi wires running even acroos my mixer a bit.  I get no feedback loop
sound.  The midi wires are even running over the behringer power
supply.  I got no problems.  

My guess is the Indigo.  I've heard of many build problems with their
products.  Not insanely many.  I had to return my first Indigo because
one key wouldn't send the proper velocity.  There have been many
different problems with different units.  

I sometimes got shocks between the two units and separately but never
heard it.

--- In elektron-users@yahoogroups.com, Andy Tarpinian <evildead@n...>
wrote:
> I know Gert has had his indi hooked up the the MD and never said he
had any
> probs, and I think he was using the MD as the master.
> 
> 
> On 4/26/04 4:26 PM, "Christopher Mitchell" wrote:
> 
> > Well, if I get a good firm grip on the aluminum side of the indigo and
> > touch the metal plate firmly on the machinedrum it demonstrates that
> > there is a groundloop between the midi out of the MD and the midi
in of
> > the Indigo... the loop becomes most obvious when something is
going out
> > the midi out when all signals, including hitting the MD transport
> > buttons, make a little click/chirp.
> > 
> > So long as I have them, I don't want to choose between the two - but
> > the problem only exists (as far as I can tell) in the configuration I
> > want to use.  The indigo is not nearly as good of a master as the MD,
> > but the MD syncs to the indigo without anything making any extra hums.
> > It seems to be just between these particular ports.
> > 
> > So a) how do I just kill the loop?  b) which manufacturer do I contact
> > about this first?
> > 
> > The room I have the items setup in is in about as bad of grounded
> > electricity as any other average house, and I almost always lift the
> > grounds of items I've got on.  In this case the loop is not occurring
> > with electricity, so ground lifters don't make any difference.
> > 
> > Thanks,
> > Chris
> >

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