Re: [CAD_CAM_EDM_DRO] Digest Number 2825

At 02:36 04/01/2003 +0000, you wrote:

>I`m searching for some schematic to make a rev counter
>for my mill.
>
>Have anyone an idea??
>
>I kind of like the one in the file section under "Tony`s" but
>there was no diagram for it...

That's because I didn't post the circuit diagram ;-)

You might find the following page interesting though:

http://www.jeffree.co.uk/ModelEngineering.html

Look for the link to the article on spindle and surface speed measurement;
it gives a couple of simple approaches to measuring spindle RPM.


Regards,
Tony