Short for: Red Green Blue, the primary colors in light. They can be mixed to create any visible color of light. Questions are typically in reference to RGB LEDs, RGB LED drivers, and code related to mixing RGB light, but can include the RGB Video Standard in VGA monitors.
Questions tagged [rgb]
328 questions
2
votes
2 answers
RGBS sync signal
How are the hsync and vsync signals encoded in the sync signal in a 15 KHz RGBS? I'm trying to view an old 8-bit computer with RGBS on an VGA monitor through an RGB to VGA converter. As it displayed a lot of noise on the margins, and also some…
perencia
- 234
- 1
- 11
1
vote
3 answers
RGB LED Diffuser
I have come across different techniques for diffusing colors. I found Fresnel Lens can be use for diffusing RGB led colors.Is it worth using it or not. I have tested transparent plastic and some lenses but they are not good. Only white paper I found…
MZF786
- 111
- 1
- 8
1
vote
3 answers
Why do LEDs have only RGB (Red, Green, Blue) colors why not others?
After some studies I've found LEDs having 3 colors RGB (Red, Green and Blue), I was very interested in this topic so this question is up. The Diagram will tell the colors in LEDs.
> Red, Green and Blue color in LEDs
Why only RGB is needed?
Why…
kartlad
- 121
- 1
- 7
0
votes
0 answers
RGB LED voltage drop issue
i have RGB LED strip 173 LED in parallel.
i am driving from 5V 10A SMPS.
for R, G, B color it works fine universally light entire strip.
but when i go for white color then half of the strip little warm or natural white color.
i check voltage across…
Tanvir Fakir
- 51
- 6
0
votes
1 answer
I am trying to use a LM324 4 channel opamp to create RGB color fading
Based on this design
http://www.moddingtech.de/tutorials/44-lichteffekte/66-led-fader.html
The LM324 has 4 opamps, this design is only using 2.
In the design one opamp is the timing circuit and the other creates the fade.
I am trying to get a…
-1
votes
1 answer
RGB LED and compatible drivers
I need some help regarding LED chips and compatible drivers.
I previously included too little detail and spec's so here it is. I have a 50w RGB chip, voltages are red 16-20, green 24-28, and blue 24-28, it requires 350mA constant current.
I also…
user30947
- 19
- 2