Re: Noisy/hissy EDP (revisited)

["joe rut" <joerut@lycos.com>]

Daniel-

Thanks for the reply.  This problem happens no matter where I am (studio, 
gigs, whatever).  I even tried reversing the order of my EDPs in 
the rack to see if the transformer of one was affecting the other.  Same 
problem from the same unit.

----- Original Message -----
From: "daniel stevenson" <stillllscary@yahoo.com>
To: Loopers-Delight@loopers-delight.com
Subject: Re: Noisy/hissy EDP (revisited)
Date: Sat, 24 Sep 2005 16:13:52 -0700 (PDT)

> 
> hey Joe...
> is your gear close to video gear ie.televisions/computer 
> monitors?my dl4 gets noise when im in half speed sometimes.if i get 
> away from other electronics it is quiet.i wonder if it's forked up?
>   good luck.      d no tee.
> joe rut <joerut@lycos.com> wrote:
> Hey there-
> 
> I know this was a source of discussion on the list some time ago, 
> but I've spent a couple hours searching/reading in the archive and 
> I can't
> find anything that seems to have resolved this problem. I'm using 
> the cream-colored Oberheim EDPs with Loop III, 5.0.
> 
> The problem:
> My loop is full of hiss. I tap record once. I tap it a second time 
> to end the loop and there is a lot of hiss.
> This occurs even with nothing plugged into the EDP inputs
> This occurs even with input knob set to zero.
> With feedback set to zero, the hiss does not die away, but stays steady.
> 
> This does not seems like an "improper gain staging" issue. One of 
> my EDPs does this and the other does not. With both EDPs set
> identically, one is super hissy, one is only mildly (and 
> acceptably) hissy. (eg: A) With all knobs at 100% and no inputs 
> into the EDPs, or B)
> input= Zero, output = any audible setting, mix and feedback = 100% 
> and no inputs into EDPs.)
> 
> The only visible difference between the two EDPs is that the hissy 
> unit has a power switch with just a white dot on it, while the other
> actually says "on/off". Could one of these be from a different 
> manufacturing run in which there were different (noisier) parts 
> used? Is this
> a problem that can be addressed by replacing certain parts?
> 
> Anybody else had this experience and found a way to address it?
> 
> Thanks
> 
> Joe Rut
> 
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