Communications
Revolution 		Communications
Networks 		Optical
Fibres 		Photonic
Devices 		Future of
Communications 		Credits

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Light Emitting Diodes (LED)
red led gif animation green led gif animation
Light-emitting diodes or LED's are widely used in displays such as digital clocks, advertising panels, digital meters, etc. For instance, most seven-segment displays use LED's.

7 segment led

A seven-segment display chip
© InfoSys Corp.
Used by permission
led view metre gif animation
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