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Old November 26th 05, 04:16 PM posted to de.sci.electronics,rec.radio.amateur.homebrew,sci.electronics.components,sci.electronics.design
Matthias Weingart
 
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Default Unusual functions of cheap parts

John Devereux wrote in
:

ehsjr writes:
Henry Kiefer wrote:
Do you know of other interesting devices or circuits good for
misuse? Best regards -
Henry


An LED as a shunt regulator. Also, as a varicap.
Ed


Also a photodetector that is insensitive to long wavelengths
(because of the high bandgap).


To save power, use the LEDs of a backlight to measure the ambient light
to decide to switch the backlight on or not.

M.
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