[ale] computer controlled power switches

Matt Kubilus mattkubilus at gmail.com
Thu Dec 28 16:56:06 EST 2006


What's fun about this method, is the Parport can give you about 18
lines of output.  You can control virtually any device this way.
THink of the possibilites:  Turn on the coffee pot at home via SSH
session.  Connect to a 98db alarm and use it as an alarm clock.  It
can also make for a really cool Christmas light display ;)

-M

On 12/28/06, Matt Kubilus <mattkubilus at gmail.com> wrote:
> It depends on the type of relay you get.  A normally-open (NO) relay
> will leave the output connection open unless it recieves and input
> signal.  A normally-closed (NC) relay would leave the connection
> closed unless it has a signal.
>
> -MJK
>
> On 12/28/06, Christopher Fowler <cfowler at outpostsentinel.com> wrote:
> > On Thu, 2006-12-28 at 16:30 -0500, Matt Kubilus wrote:
> > > oooh let me suggest the cheapskate solution.  Buy a DC/AC relay from
> > > radio shack.  Connect the DC side to the parport on you PC, The other
> > > side to AC.  Just like installing a light switch.
> > >
> > > Relay should have ~3vdc in, 110vAC out.  Should cost less than $10.
> >
> > Great idea.  What happens if the relay is unplugged for the parallel
> > port or PC is off.  Will that turn off power to the modem?
> >
> >
> >
> > _______________________________________________
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> > Ale at ale.org
> > http://www.ale.org/mailman/listinfo/ale
> >
>
>
> --
> Don't be a pioneeer.  A pioneer is the guy with the arrow through his
> chest.  -- John J. Rakos
>


-- 
Don't be a pioneeer.  A pioneer is the guy with the arrow through his
chest.  -- John J. Rakos



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