Re: TI-H: IR Link

To: <ti-hardware@lists.ticalc.org>
Subject: Re: TI-H: IR Link
From: "Robert Cicconetti" <zarquon@mdo.net>
Date: Mon, 27 Apr 1998 17:22:11 -0400
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: ti-hardware@lists.ticalc.org


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
>
>

Prev: Re: TI-H: Grant: ...
Next: Re: TI-H: IR Link
Index(es):
- Main
- Thread