Bruce, What about a gel cell 12VDC battery and a solar panel trickle charger?
Sent from my wireless handheld device. Please excuse my typos... On Nov 26, 2012, at 2:40 PM, Bruce N <[email protected]> wrote: > Thanks Mark. > > This is very close to what I am looking for but it needs, "12 volt DC power > supply with a current rating of 500mA". The best I can give is a 9V battery, > 4 AA batteries, or some lithium ion battery and I want it to last few weeks > if not few months. I wonder if an old Nokia phone can turn a stepper or servo > just like it does to a vibrator? > > -Bruce > > > On Mon, Nov 26, 2012 at 7:06 AM, Mark van Berkel <[email protected]> wrote: >> There are devices like this available. >> >> http://www.gsm-auto.com/ >> >> Maybe this would work for you application? >> >> >> Sent from my wireless handheld device. Please excuse my typos... >> >> >> On Nov 25, 2012, at 11:55 PM, Bruce N <[email protected]> wrote: >> >>> Hi everyone, >>> >>> I have been looking into Arduino and similar boards for a project that >>> requires a motor to turn ON when a call is received or an SMS is received. >>> That seems to get to no where as power becomes an issue. The unit has to be >>> powered using cell batteries. I am wondering if anyone has hacked something >>> like this before or came across any simple GSM phones that can control a >>> motor when a signal is received? >>> >>> Thanks, >>> Bruce >
