Re: Noisy/hissy EDP (revisited) LOOP IV

[Kelly Coyle <kellycoyle@charter.net>]

I don't think it was touching. I got the tip from an ancient post in  
the archive.

If you recorded an empty loop in mine, it would be quiet. But any  
input would cause a static-y hiss which would multiply with the loops.


On Sep 29, 2005, at 3:44 PM, joe rut wrote:

> Kelly-
>
> I'll check my screw.  What was the actual problem on your unit?   
> Was the screw actually hitting the transformer and shorting something?
>
> Joe
> ----- Original Message -----
> From: "Kelly Coyle" <kellycoyle@charter.net>
> To: Loopers-Delight@loopers-delight.com
> Subject: Re: Noisy/hissy EDP (revisited) LOOP IV
> Date: Thu, 29 Sep 2005 11:38:12 -0500
>
>
>>
>> I just fixed a different noise problem on my (old) EDP when I
>> discovered that the screw near the transformer was too long. Just a
>>   thought.
>>
>>
>> On Sep 29, 2005, at 10:41 AM, Louis Rossi wrote:
>>
>>
>>> I'm having the same problem as Joe. Can anyone confirm if LOOP IV
>>>  will help with the hiss or maybe the newer black units sound
>>> better. PLEASE?
>>>
>>>
>>> Thanks
>>> Lou
>>>
>>>
>>>
>>>
>>>> From: "joe rut" <joerut@lycos.com>
>>>> Reply-To: Loopers-Delight@loopers-delight.com
>>>> To: Loopers-Delight@loopers-delight.com
>>>> Subject: Noisy/hissy EDP (revisited)
>>>> Date: Fri, 23 Sep 2005 21:39:49 -0500
>>>>
>>>> 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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>>>>
>>>>
>>>
>>>
>>>
>
> -- 
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>
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