[sdiy] Multiple idea

Seb Francis seb at burnit.co.uk
Tue Nov 10 20:04:21 CET 2009


Provided the output impedance is relatively low compared to the input 
impedances, the voltage drop will be negligible.  This is the case for 
most modular systems.  As you suggest, the current draw is increased 
(but the current is still very small).

Seb


Kyle Stephens wrote:
> Please forgive a stupid, elementary question, but if you spit a CV output, or more broadly *any* voltage two ways, does that cut the voltage for each output in half, or double the current draw (assuming that's the proper unit) on the other end? (Paging Herr Doktor Ohm... :[ ? )
>
>
> Getting back to more productive input, in the vein of nifty utility accessories, this came up on AH recently:
>
> http://moogarchives.com/portapot.htm
>
>
> _Kyle
>
> --- On Tue, 11/10/09, Adam Schabtach <lists at studionebula.com> wrote:
>
>   
>> From: Adam Schabtach <lists at studionebula.com>
>> Subject: RE: [sdiy] Multiple idea
>> To: synth-diy at dropmix.xs4all.nl
>> Date: Tuesday, November 10, 2009, 9:52 AM
>>
>>     
>>> At 02:31 AM 11/10/2009, David G. Dixon wrote:
>>>       
>>>> I was at my friendly neighborhood electronic
>>>>         
>> components shop this 
>>     
>>>> afternoon (shop at Lee's!) and I saw these cool
>>>>         
>> 1/4" mono plugs with 
>>     
>>>> two 1/4" mono jacks on the back for $1.25.  I
>>>>         
>> thought to 
>>     
>>> myself, "Now 
>>>       
>>>> that's a cheap way to get multiples without
>>>>         
>> actually having 
>>     
>>> multiples!" 
>>>       
>>>> and I bought a handful of them.  One of them
>>>>         
>> replaces three 
>>     
>>> jacks and a 
>>>       
>>>> patch cord.  Just a thought.
>>>>         
>>> Dave,
>>> Without a picture, I'm left wondering what these are.
>>>       
>> Can you 
>>     
>>> shed a little more light on this?
>>>
>>> Not something like this, I presume:
>>> http://www.radioshack.com/product/index.jsp?productId=2103712
>>>       
>> I think that's exactly what he's talking about. Why not
>> something like that?
>>
>> Also useful are Y cords with a mono plug on all three ends.
>> I have some
>> about 0.5 meters long, made by Hosa I think. (Yeah, I know,
>> but they haven't
>> failed yet.) They're very handy for e.g. running one pitch
>> CV to two
>> oscillators.
>>
>> --Adam
>>
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>>
>>     
>
>
>       
>
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