Re: TI-H: Indiglo Backlight/keylight


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Re: TI-H: Indiglo Backlight/keylight




I have found inverters specifically for EL panels.  They run off of 5vdc.  I
will post the information and price when someone tells me the size, in mm,
of the display!  Also, does anyone know where I can get an EL panel for my
calc?

                                                                            
-Robert Brack

reb@netride.com


-----Original Message-----
From: Richard Piotter <richfiles1@hotmail.com>
To: ti-hardware@lists.ticalc.org <ti-hardware@lists.ticalc.org>
Date: Thursday, February 12, 1998 10:17 PM
Subject: Re: TI-H: Indiglo Backlight/keylight


>
>A small EL panel could easily be made outside the calc to shine on the
>keys. It wouldn't need to be big. Maybe even a small metal mirror in the
>sliding cover. flip it up (it could be hinged) and it would reflect the
>LCD's light onto the keys. You'd just need very reflective metal and
>you'd have two tabs that would stick into two holes drilled in the sides
>of the sliding cover. Nothing special. Wouldn't even need to snap into
>place. The calc would hold it. up whenyou slide it into the cover.
>
>Richard Piotter
>richfiles1@hotmail.com
>
>>
>>
>>Using your calculator in the dark is not the point.  In alaska in the
>>winter time its real hard to see what you are doing on the screen from
>the
>>shadows of the plastic.  If we needed to use our calcs in the dark, we
>>would need key lights too since you wouldn't be able to see the keys
>(if
>>you didn't know your calc to well...
>>
>>You can see the keys in limited darkness, but the screen is real hard
>to see...
>>
>>>Call me stupid if this has been brought up before, but can we find
>something
>>>that will glow in the dark instead of using battery power?  I think
>that
>>>would be good.
>>>
>>>Tony
>>
>>
>>
>
>
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