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How to use SCART for our hobby

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maiki:

There is NO quality difference in picture between a "real" arcade monitor or a TV that is used with RGB.

There is a very good reason why you should not go for TV and get yourself arcade monitor instead. I was testing 2 EU CRT TVs back in 2004 with Advance MAME and ADVV utility. Those TVs were not able to display full 240 active scanlines at 60 Hz. Period. Reason being probably the electronics or whatever that drives the picture is not designed so well as arcade gaming monitors. For the same reasons none of the home consoles display full active 240 scanlines at 60 Hz. You always get lower number. Atari VCS as low as 192 (depends on carts really)... most consoles end up on 224 active scanlines at 60 Hz. Period. That being said, you will never get the same quality with consumer CRT TV as you would with real gaming  arcade CRT monitor.

ceekay011:

Best way is to hack a standard molex power supply cable (the big one with 4 wires: yellow, black, black, red). You need the red wire (5v) and one black wire (it doesn't matter which one). Extend the cable (ie solder some wires on) and feed the ends into your SCART header. Put 100 ohm resistor on the 5v red wire (now it is 2v), and attach to SCART pin 18. Attach the black ground wire to pin 16.

Bet you this works!

[/quote]

it did not work

cant get any image

only have image when i connect vga 13 to scart 20 and vga 14 to scart 18 and a bridge from 20 to 18



ceekay011:

Got it to work :)




The 12V kabel is optional

thanks to all for the advice  :applaud:

Zebidee:

@ceekay011  - that cable seems a bit crazy, but if it works for you then it works!

@maiki

TVs are variable, but generally better quality than arcade monitors. Most arcade monitors have pretty cheap/poor quality components inc. tubes, but are more flexible (e.g. viewable screen size, adjusting overscan) than TVs.

The right TV is fantastic, poops all over most arcade monitors. Looks like you got some dud TVs. I always go for good quality Euro brands like Thomson, Loewe & Grundig etc.

ceekay011:

@Zebidee

what do you find crazy on the cable ?

 

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