Voltage controlled question

Rene Schmitz uzs159 at uni-bonn.de
Thu Jul 8 00:44:07 CEST 1999


At 00:02 08.07.99 +0000, jbv wrote:
>Let's imagine a perfect VCO expo converter.
>
>For example, I perfectly understand that, if +1 V used as CV input gives
>440 Hz, then +2V will
>lead to 880 Hz.
>
>But what about arbitrary input voltage ? I mean : which freq will I get
>if I inject +1.2894 V,
>or +4.0647 V, or whatever...
>
>In other words : what is the math function that gives the output freq of
>a VCO when we know
>the value of CV input (and the VCO original tuning, of course) ?
>
>I must confess that my math skills are somehow limited...
>
>Thanx
>
>jbv
>


Its an exponential function.

f(V) = f(0) * 2^(V) where f(0) is the frequency at 0V.

Bye
 René

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