Re: Difference in luma-chroma delay of C64/C128 compared to standard S-video

From: Marko Mäkelä <>
Date: Fri, 1 Sep 2017 22:51:29 +0300
Message-ID: <20170901195129.zvlyycuv4xnnsx4c@hp>
On Fri, Sep 01, 2017 at 11:45:35AM +0200, wrote:
>Just for completeness - a delay line is not *only* for PAL, where it 
>could theoretically be omitted, leading to Hannover bars effect ;-)

This was a new term for me. For completeness, here is the Wikipedia 

(For some reason the English name is one letter shorter than the German 

Be sure to read the linked articles; very interesting stuff on dot 
crawl, chroma dots and so on.

>it is also required for SECAM, where it acts as temporary storage 
>between two consecutive lines. True there were no SECAM outputting CBM 
>machines :-)

Were there actually any SECAM outputting home computers, or were they 
all RGB or RGBI through SCART? I wonder how/if the French people used 
computer-generated graphics or title pages in their VHS home videos. How 
would you record from a C64 or Amiga to SECAM VHS, for example?


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Received on 2017-09-01 20:00:03

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