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Re: [motm] 1v/hz vs. 1v/oct

2006-11-16 by Jason Proctor

y = 2^(x - 1)

?



>Here's an interesting article:
>
>http://en.wikipedia.org/wiki/CV/Gate
>
>The term is Hz/Volt and the article shows a 55Hz/V example.  This
>doesn't answer the question.  But it clarifies it.  You need to specify
>the Hz/V you want.  The circuit to transform 1V/octave to 55Hz/Volt
>would implement a transform function going from the voltages values on
>the top row to the corresponding ones on the bottom:
>
>X - Y
>1.00 - 1.00
>2.00 - 2.00
>3.00 - 4.00
>4.00 - 8.00
>5.00 - 16.00
>
>Y = f(X)
>
>So what is f?  My math isn't that good tonight.
>
>Richard Brewster
>
>
>Jonathan Snipes wrote:
>>  Hey friends,
>>
>>  I just acquired a metasonix tm-3 oscillator, which takes a CV input 
>>  of 1v/hz (as opposed to 1v/oct) ... I got the one with MIDI, so I can 
>>  theoretically drive it alongside my other 1v/oct equipment on two 
>>  separate midi channels that output the same information, but that's 
>>  rather inelegant, and what if I want to drive it from a non-MIDI CV 
>>  source (LFO, envelope, sequencer, etc) or add slew to it, etc etc?
>>
>>  Is there a handy conversion module that goes back and forth between 
>>  the two anywhere?  or a PCB/schematic of one I could build?  I don't 
>>  know a lot about it, but seems like it would be pretty useful and not 
>>  *too* tough, yeah?
>>
>>  -Jonathan
>>
>>
>> 
>>  Yahoo! Groups Links
>>
>>
>>
>>
>>
>>  
>
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>Yahoo! Groups Links
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