RGB to VGA for Amiga |
Video output from Classics Amiga is 16 bit (or 24bit for AGA) RGB signal at 50 Hz (Pal). Separated synchro and H+V (composite) synchro are delivered by SUB-D23 port. My intention is to use a RGB converter with my Amiga Computers.
I tested tree boards able to do that: - The ACV-011, really good 16 bit RGB rendering, but only in separated sync (so, can not be used with the original DB23 to Scart video cable). Around 70$ - The CTV-910, good rendering in 16 bit RGB with combined sync ! (so can be used with others computers, consoles...). Around 35$ ! - The C/E/Y to 2VGA, 24 bit RGB rendering ! Around 40$ ! But at this time I have some sync trouble with it, need more tests. RGB + H Sync + V Sync with ACV-011 The ACV-011 Converter is a electronic display board for Video Arcade Game System (like Jama, Jolly Jocker, ...) manufactured by WEY-YA HUAI Electronics CO., LTD. www.weiya.com.tw It convert RGB, separated sync, 15 kHz signal to VGA 31 kHz, compatible for new generation TFT screen.
RGB + Combined Sync (HV) with CTV-910 It is a ideal mode for the Amiga DB23 original video cable, but not also... This mode could be use by any Video system that output RGB. Especially some with SCART connector ! Like old home video consoles (NES, Master System, ...) or other micro computers (Amstrad, Atari, ...)
For this, I use the CTV-910 Converter. I have already succefully integrated it in my VGAView CPC . The rendering is a little less perfect than the ACV-011, because the display is not as fast, there is a little recasts for characters for example. But for the price, there is no comparisons ! I recommend the CTV-910 !
And the icing on the cake, this converter can do "flicker fixer" ! Allow the use of interlaced resolution.
RGB in 24 bit This color coding is needed for the AGA video chipset of the Amiga 1200 (and above).
Reference...
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