Recent content by trevorjdaniel

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    How do i measure light frequency?

    Hi ManDay, I think you are right. by assumption. that must be the answer. This thread doesn't make sense out of context really... maybe this thread throws more light on the subject... exscuse the pun... this is the background of my newly born interest in IR...
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    How do i measure light frequency?

    hi Tshock thanks for the reply. i need to know if the light sources are overlapping and interfering with the ir. with the suggestion you have made I am not sure i'd be able to do this... do i need a spectrum analyser i wonder? trev
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    How do i measure light frequency?

    I've found an interesting article on "How Remote Controls Work". On page 2 of the article it mentions that "To avoid interference caused by other sources of infrared light, the infrared receiver on a TV only responds to a particular wavelength of infrared light, usually 980 nanometers."...
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    How do i measure light frequency?

    ah, i see, i think... that would make it quite problematic/difficult to "scrub" then and remove the unwanted pulses would you think? any thoughts on a solution? trev
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    How do i measure light frequency?

    thanks for the reply... so, i need to get a prism and put it in front of the tv and then get a night camera and look at the light coming out of the prism through the camera? what would i expect to see? how do i then measure it? thanks trev
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    How do i measure light frequency?

    Hi There! I have a bit of a problem... I work in Audio Visual and install video matrix systems. We are findind that the newer LCD screens are throwing out so much IR interference that they are blocking the Remote Controls from operating the Sky Boxes... The manufacturer of the matrix...
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