actually is the final project of a discipline...

On Thu, May 28, 2009 at 8:59 AM, Thomas C Sefranek <wa1rhp@arrl.net> wrote:

>  ----- Original Message -----
>  From: Bruno L. Albrecht
>  To: Microcontroller discussion list - Public.
>  Sent: Thursday, May 28, 2009 7:34 AM
>  Subject: Re: [EE] frequency to voltage converter (FVC)
>
>
>  This is actually part of a speed controlled motor controller. Know what I
>  mean? I have to control the motor's voltage in order to keep its speed
>  constant. This means I'll have to compare the speed with some reference
> and
>  then raise or lower the motor's voltage to keep its speed as I want
>  (probably this reference will be adjustable). I should do all this only
> with
>  opamps, resistors, capacitors, etc.
>  By black boxes, I meant I can't use Frequency-to-Voltage ICs, I should do
>  one myself. And can't use any "digital devices", such as a
> microcontroller,
>  or a A/D converter...
>
>  Cheers,
>   Bruno
>
>
> Homework problem, lab project?
>
>
>  *
>  |  __O    Thomas C. Sefranek  tcs@cmcorp.com
>  |_-\<,_   Amateur Radio Operator: WA1RHP
>  (*)/ (*)  Bicycle mobile on 145.41, 448.625 MHz
>
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