Re: TI-H: Back to backlighting!
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So how does one simply (I stress simply) stup up the 6v to 120v at a safe
amperage?
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> From: C.J. Oster <cjo@pobox.com>
> To: ti-hardware@lists.ticalc.org
> Subject: Re: TI-H: Back to backlighting!
> Date: Sunday, November 24, 1996 8:32 PM
>
> It all works the same way as indeglo. You have to run A LOT of voltage
> through it to make it light up. The more voltage, the brighter it lights
> up. The amperage really doesn't matter, that's how it works in watches.
> The 3v from the battery is steped up to a few hundred at a very small
> amperage.
>
> >I found one of those Lime-lights. The small compact green night-light
for
> >those that didn't see the post. Anyway, I dismantled it and what I found
> >was better than I had hoped. The thing is made out of a little card with
> >a negative and positive terminal. The card is thinner than a credit card
> >and smaller than the TI-screen. Unfortunately, it plugs into the 120
volt
> >socket. I was hoping that it didn't need so much voltage and that
> >resistors stepped it down, but there was nothing in the casing except
the
> >"glow-card." Attaching the little thing to a nine-volt may have made it
> >glow a little if I wasn't imagining things. This would be perfect to
> >stick in the calc, but we need MORE POWER! If anyone has any ideas to
get
> >this thing to work in the calc on 6 volts, let's hear it! I don't know a
> >lot about electronics so even the smallest thought would be welcome.
This
> >is for all of us, so let's hear what people have to say.
> >
> >Thanks
> >
> >.\\ark
> >Markzshell@juno.com <can't attach files to this address>
> >Zarkon1000@aol.com <checked much less frequently>
>
>
>
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