How to Quickly Test
(reprinted from the
If youíre like me, you have 5 or 6
remote controls that wander
around your living room. Weíre even seeing them used
in major appliances, air conditioners being the most
common so far.
When one of them stops working,
hereís a simple way to tell
whether itís sending any infrared light to your TV, VCR, DVD, or
cable box (or air conditioner).
Just point it at a
cell phone camera, digital
camera, camcorder, and if itís
working, the light will show up in the
easy, and COOL!
purchased a small sensor many years ago for this
very purpose, but if
Iíd thought of this first, couldíve
saved some money. Try it
- it works great!
The CCDís used in digicams are sensitive to IR
even though our eyes arenít.
Wish I could remember where I
originally found this trick. To whomever first discovered it - thanks!
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Many Thanks! - Dave
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