Re: TI-H: IR Link
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ti-hardware@lists.ticalc.org wrote:
>
> >3) I don't know how well two separate wavelengths of light would work,
> >they might interfere with each other. I've tried to find out, but no one
> >seems to know and I haven't tried myself.
>
> The two wave lengths shouldn't interfere with each other. But tell me,
> where is says "transmitter", and tells you the wave length, where do you
> buy a 950MHz ir transmitter? Don't you have to build one? What do you
> have to do to oscilate the binary values. I'm assuming that it will work by
> sending out a constant signal at the specified w-l for 'on', and nothing
> for 'off', right?
>
> -C.J.-
>
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>
Its not mhz, its nm. It is a different color of light. Some ic's send
off/detect different color light better because of the stuff that is
added too them. The 900 nm will pick up insignificant amounts of 950 nm
radiation and vice-versa
--Steve
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