I'd say check out how much current this baby is going to suck from the a100.You
don't want to blow the powersupply in your a100, I guess.

P = I * U

So check the wattage of the motor.
But you probably already did.


Greets

Ernst

On Mon, Dec 1, 2008 at 4:05 PM, Denis Gökdag < q-art@... > wrote:

> Hi all,
>
> i want to build myself a little VC electro motor, you know, one of
> these little model-plane 12V motors but with VC RPM. It's not supposed
> to track V/oct cleanly, just be somewhat predictably controllable via
> a CV.
>
> I'm not much of an electronics genius, but i figured that i would use
> a non-inverting amp based on an OP-amp to buffer the CV, then use the
> output as the voltage to drive the motor (the second connector of the
> motor being connected to ground). Obviously, the Op-amp would be
> powered by the a-100 +/-12 V, so the design should be able to output
> -12...12V to drive the motor (with the negative voltage reversing
> direction).
>
> Does that sound about right
>
> cheers,
> denis
>
>
>


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