Can I use photodiodes instead of flashing LED's in a "Fred" photopopper (BEAM robot)?

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Do photodiodes work better than flashing LED's for a "Fred" photopopper? Is it possible to use them??

2007-06-24 15:55:24 · 1 answers · asked by Quackmaster7000 1 in Science & Mathematics ➔ Engineering

Correction! LED's CAN be photosensitive! Source: http://en.wikipedia.org/wiki/Light-emitting_diode

Paragraph: "Multi-touch sensing"

2007-06-24 16:10:15 · update #1

A photodiode is a detector
An LED is light emitting. One doesn't replace the other.

2007-06-24 16:01:07 · answer #1 · answered by Mike1942f 7 · 0⤊ 0⤋