Questions tagged [color-display]

For questions specifically regarding video displays in colour.

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23 votes
4 answers
7k views

Why not one pixel per color clock?

Early home computers and game consoles output video to TV sets. The NTSC color clock frequency is 3.58 MHz. This informed the design of some video systems: http://pineight.com/mw/index.php?title=...
rwallace's user avatar
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17 votes
3 answers
2k views

Ideal resolution for color computer on NTSC

Suppose you were, in the early eighties, designing a color computer to run on an NTSC TV with a free hand to choose the specifications within the limits of the technology of the time. What would be ...
rwallace's user avatar
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16 votes
1 answer
4k views

Why does the C64 have the following palette?

The Commodore 64 has the following fixed palette of 16 colours: (Your palette may vary due to tuning of screen, etc.) What was the reason for this selection of colours? Are these colours ...
fhd333's user avatar
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8 votes
1 answer
1k views

Why did the Apple III not support the color red?

I was playing around with an emulated Apple /// and while looking at the color demo I noticed that unlike the Apple ][, the /// did not implement red as one of its supported colors. Ignoring strange ...
bjb's user avatar
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15 votes
3 answers
5k views

With a 15 kHz video signal (240p or 480i), does VGA have any real-world advantage over S-Video?

It's difficult to find a modern LCD monitor that can display a 15 kHz signal through VGA, so I'm wondering if S-Video is just as good when displaying 240p and 480i? I've looked at screenshot and video ...
snips-n-snails's user avatar
11 votes
4 answers
3k views

Actual resolution of composite video monitors

Many early computers used TV sets as monitors. With an NTSC TV set, you could really only count on about 200 scan lines of vertical resolution, and for horizontal resolution, maybe 192 color clocks at ...
rwallace's user avatar
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8 votes
3 answers
2k views

What's the difference between an IBM 5153 (CGA) CRT picture tube and a color TV picture tube?

The IBM 5153 Personal Computer Color Display was a monitor designed to accompany the original IBM PC (albeit released a couple of years later) and provide a color display at sharp enough resolution ...
rwallace's user avatar
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7 votes
2 answers
554 views

Were VGA palette's HSV math properties used in practice?

In "Why were those colors chosen to be the default palette for 256-color VGA?", we've established that 216 of its colors represent a 24x3x3 truncated HSV color space. This results in an ...
Therac's user avatar
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6 votes
3 answers
2k views

Why not SCART for early color monitors

By the early eighties, it was starting to be considered desirable for computers to have color monitors. Home computers often made do with a TV set and accepted the consequent low resolution, but ...
rwallace's user avatar
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