Niklas is correct!
What I meant to say is "2 octaves/volt" so a 5V input gives a 10 octave
sweep.
All you do is use a 51K resistor in the input summer instead of 100K.
Paul S.
-----Original Message-----
From: Lindberg, Niklas <
niklas.lindberg@...>
To: '
motm@onelist.com' <
motm@onelist.com>
Date: Tuesday, March 09, 1999 2:54 AM
Subject: [motm] Re: VCO CV mixer
>From: "Lindberg, Niklas" <niklas.lindberg@...>
>
>Hi!
>
>While reading this once again with a little more thought,
>I got a little puzzled by these 1.5V/oct...
>Sure you didn't mean 1.5oct/V? :)
>
>I mean normally you can attenuate a CV input down (CCW) to almost
>infinity V/oct and on the other end (CW) up to a 1:1 relation with the
>input CV...
>
>This also leads me to a question... what figure (V/oct) do you get when
>turning the FM attenuators max CW?
>
>The reason I ask is if you want to create a real fast, snappy frequency
>sweep
>using an EG (a' la Kraftwerk percussion) you only have 0-5V CV span from
>the EG, and that would give you 5 octaves sweep using a 1V/oct input...a
>little to little IMO.
>
>I know this isn't really a problem as you can rescale the inputs to your
own
>taste by choosing a different summing resistor value, but I'm still
>curious...
>
>/Niklas
>
><~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<
> > Niklas Lindberg >
>< Analogue Synths & Electronics Freak <
> > >
>< "The availability of a certain patchcord <
> > is inversely proportional to its need" >
>< <
> > _ Anonymus >
><_______/ \ _______________________________________<
> \_/
>
>
>
>
>> -----Original Message-----
>> From: Paul Schreiber [SMTP:synth1@...]
>> Sent: Friday, March 05, 1999 4:21 AM
>> To: motm
>> Subject: [motm] VCO CV mixer
>>
>> From: "Paul Schreiber" <synth1@...>
>>
>> Err.....Chris is wrong on this one.
>> The MOTM-300 has 3 CV inputs: 1 unscaled 1v/oct, 1 [FM1] that if set to
>> EXP
>> can be scaled up to 1.5V/oct (for that irratating EML crap) and FM2 that
>> can
>> be
>> also scaled up to 1.5V/oct.
>>
>> So, you plug your trusty Pro2000 into the 1V/oct input, and the other 2
>> are
>> for LFOs, S&H, etc.
>>
>> Paul S.
>>
>>
>>
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