Hi Florian,

You are wrong about the A111...The A111 uses a CEM 3340 but the module
is not a raw CEM module, it have circuits around the sync inputs,
comparators I think so it needs to see a rising or falling edge as all
VCOs.
You can check the Manual.

Best Regards,

Josue.




On Sat, 05 Feb 2005 23:29:28 +0100, Florian Anwander
< Florian.Anwander@... > wrote:

>
> Hi Zoran
>
> > I thought that soft sync had to be driven with square wave, just like hard
> > sync. Your comment is making me realize I made a pretty big mistake.
> Neither you nor Josue are right. There are different ways to sync the
> CEM3340. The A-111 requires a negative pulse in the softsync input.
> A detailled description can be found in the datasheet of the CEM-3340.
>
> Florian
>
>
>
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