Convertisseur NTSC composite vers RGB

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Bonsoir,


pour convertir un signal analogique composite standard NTSC vers du RGB ?




rendu sur autre chose que des tubes est bof bof.)

D'avance merci !

- cLx

Re: Convertisseur NTSC composite vers RGB
On Mon, 20 Jan 2020 21:20:17 +0100, cLx

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salut,

celui-ci conviendrait ?

https://www.cjoint.com/doc/20_01/JAuvqZl4oEL_2020-01-20-1-.png


source aliexpress

--  
pas de turlututu. apres l'@robase

Re: Convertisseur NTSC composite vers RGB
On 20/01/2020 22:21, Olivier B. wrote:
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entre les deux...


Re: Convertisseur NTSC composite vers RGB
cLx wrote:
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 un typon !)
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 ?


ois

29 qq chose.


pour le faire.


6


Attention, le NTSC est un signal 60Hz 525 lignes, converti en RGB

st pas certain
qu'il l'accepte.


 prenant en

AL et pas

?a, dont le
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imple.


s
et deviennent insupportables.


Re: Convertisseur NTSC composite vers RGB
On 21/01/2020 17:45, Volkin wrote:
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Ah non c'est pas du tout le but.

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fait un "Convertisseur S-VHS/CVBS" ...

(via http://www.giacomazzi.fr/electron/TdM_Elek.zip !)


- c

Re: Convertisseur NTSC composite vers RGB
cLx wrote:
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et un typon !)
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GB ?
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e fois

 3Y29 qq chose.

ues
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R656

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bles
etc. Un seul oscillateur de 27MHz plus quelques condensateurs

registres par I2C.



souder.

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n'est pas certain
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RT prenant en

 PAL et pas


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s simple.
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ndis
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re du RGB tout

ils ont
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coup de

a peut



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Re: Convertisseur NTSC composite vers RGB
On 25/01/2020 10:22, Volkin wrote:
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Pas faux non plus..

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Yup!




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TDA4510 - PAL decoder
TDA4660 - 64 us baseband delay line
TDA4565 - Colour transient improvement circuit
TDA2595 - "Horizontal combination"







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Je le crains.





http://www.seekic.com/circuit_diagram/A-D_D-A_Converter_Circuit/NTSC_TO_RGB_CONVERTER.html



- c.

Re: Convertisseur NTSC composite vers RGB
cLx wrote:
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CIR656

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stables
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es
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 >

st pas de

?s...
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 souder.
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l n'est pas certain
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 CRT prenant en

ma PAL et pas


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on

pas simple.
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randis
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aire du RGB tout

3 ils ont
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eaucoup de
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te d'un certain

justables,

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insi que

d) pour le

'ai bien

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truc sans me taper les

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 (trop simple?).

 a regarder de

'en pensez-vous?
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_RGB_CONVERTER.html


e


http://static5.arrow.com/pdfs/documentation/ons/application%20note/an1019
-d.pdf


s de



rique.


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Re: Convertisseur NTSC composite vers RGB
On 20/01/2020 21:20, cLx wrote:
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Une piste possible:

traiter le NTSC.

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