Re: spindle start and stop

-Thanks Doug and all,
I suppose you have guessed I am ignorant with electronics? The only
things I have assembled were a couple of Camtronics controllers which
after discovering that half the mosfets were earthed on one board
worked out ok.
Thats about it, besides keeping some tube equipment running, but that
hardly counts, they have components the size of cocktail sausages!
Terry
-- In CAD_CAM_EDM_DRO@egroups.com, "Doug Harrison" <prototype@c...>
wrote:

>
> My previous post:
> >
> > .... some parallel ports may not source enough current to drive

the relay.

> If
> > you have this problem the easiest solution is to get a different

parallel

> > port card. It's not likely a problem.
> >
> Terry;
> I just wired up the 2A SSR's I have here. They only draw 2.0

milliamps at

> 4V and 2.8ma at 5V.
> You will not have any problems. The wimpiest parallel port can

easily

> provide this.
>
> Good luck;
> Doug