In article ,
The Natural Philosopher wrote:
LEDS die at around 100C. The reason they are used increasingly in
traffic lights is energy efficiency.

Far more likely their long life if correctly driven. If energy consumption
was important with traffic lights they'd turn them off overnight, etc.

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*He who dies with the most toys is, nonetheless, dead.

Dave Plowman London SW
To e-mail, change noise into sound.