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Like many in this part of the world, I have a sample of all sorts of light sources including my recent change of 4 halogen spots 50W each for 4 LED spots (18 diodes each, power consumption per “spot”= 1W ) almost for the fun, I tell my sceptical or vested interest friends.
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Tuesday, June 02, 2009
LINK to Light emitting diode-LED lighting up-date almost thwarted by Nature. Choose the right bulb.
Publié par Unknown à 7:24 pm
Libellés : energy, Energy Efficiency, Environment, Free eBooks, LEDS, Light Sources, Prof. David JC MacKay
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