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Old November 26th 05, 11:51 PM posted to de.sci.electronics,rec.radio.amateur.homebrew,sci.electronics.components,sci.electronics.design
Ken Smith
 
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Default Unusual functions of cheap parts

In article ,
Henry Kiefer wrote:
Don't forget the LED as an low-noise zener diode with integrated function
control. Some high-fidelity enthusiasts use this in good audio amplifiers.


It also works for this:
Vcc
!/c
--/\/\/\---+------!
! !\e
V !
--- ----/\/\/--+--- too load
! !
--------------------

You get a current limit and an indicator light.


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forging knowledge

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