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

Date: Sat, 2 Sep 2017 12:56:51 +0200
Message-Id: <>
> On 2017-09-02, at 01:48, Ingo Korb <> wrote:
> writes:
>> Interestingly I recall some of the equipment having the adjustments
>> for chroma/luma relation in something as seemingly strange as 37ns
>> steps. No idea where it came from.
> That's half of a pixel with the usual 13.5MHz BT.601 luma sampling
> frequency or a quarter of a pixel for chroma.

See? Man learns his whole life and dies dumb... Back then I used this for some good time (and it worked fine), having no idea why somebody chose that 37ns. Probably due to other inaccuracies it never came as obvious that I was shifting by half/quarter-pixels... Thank you for clearing the mystery, Ingo!

SD! -

       Message was sent through the cbm-hackers mailing list
Received on 2017-09-02 11:02:39

Archive generated by hypermail 2.2.0.