Welcome to DU! The truly grassroots left-of-center political community where regular people, not algorithms, drive the discussions and set the standards. Join the community: Create a free account Support DU (and get rid of ads!): Become a Star Member Latest Breaking News Editorials & Other Articles General Discussion The DU Lounge All Forums Issue Forums Culture Forums Alliance Forums Region Forums Support Forums Help & Search

The DU Lounge

(29,408 posts)

3. Yes, LEDs can produce any color in the spectrum and usings a micro to change the color and light patterns is a

Fri Jan 31, 2025, 11:31 PM

Jan 31

snap today. Micro-electronics and light emitting diodes....crazy stuff.

Edit history

Please sign in to view edit histories.

0 members have recommended this reply (displayed in chronological order):

5 replies

= new reply since forum marked as read

Highlight:

Are there small drones with lighted edges that can change colours and [View all] niyad Jan 31 OP

Yes. They are used in holiday displays as substitutes for fireworks. Ocelot II Jan 31 #1

It has been interesting watching it. niyad Jan 31 #4