Re: TI-H: IR Link

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: IR Link
From: gussie@alaska.net (Grant Stockly)
Date: Mon, 27 Apr 1998 15:32:18 -0700
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: ti-hardware@lists.ticalc.org


Are you guys sure you want a stinky IR link when you can have rf?  :)

>Okay.. found page in digikey w/ 880 nm and 950-960 nm.  That's about the
>largest frequency spread they have (near infrared; far infrared stuff is
>harder to find)Transistor type or photoresistor sensor?
>
>>
>>Ohh...  I keep forgetting to do that...  the ti-hardware window popps up
>>right after my electronics group, so I forget that its actually hard to
>>whip up something like this...  ;)
>>
>>First find 2 leds that operate at different freqs..  Then find to receivers
>>that operate at different freqs..  Good.  Now get 2 of each of those...  :)
>>
>>I'll make schematics as soon as my IBM decides to work...
>>
>>Btw, if everyone says apple is at the bottom, and PC at the top...if your
>>at the top, you have no where to go but down...  :P
>>
>>>Grant, did you ever finish that Discrete IR link, and if so, could you
>>>please release the schematics? Thanks
>>>
>>>- Jon Olson
>>>
>>>--
>>>"Nobody will ever need more than 640k RAM!" -- Bill Gates, 1981
>>>"Windows 95 needs at least 8 MB RAM." -- Bill Gates, 1996
>>>"Nobody will ever need Windows 95." -- logical conclusion
>>
>>

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