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From: Nicolas Welte
Date: 2001-02-06
Subject: Re: Converting NTSC Plus/4 to PAL...
Robin Harbron wrote:
> "The TED IC is able to generate both PAL and NTSC compatible signals
> from a single IC. Only the crystal need be changed to go from one
> standard to the other. In PAL mode, there are 312 lines shown, while

Also, the PAL/NTSC configuration bit has to be set accordingly. Therefore you need the proper kernal ROM chip.

> Any idea how/where I can get this crystal to convert one of
> my NTSC Plus/4s into a PAL unit? I'm enjoying finally having
> a PAL 64 very much, and would like to check out (and maybe
> even do a bit of coding in) the PAL Plus/4 scene :)

You can install sockets for the clock crystal and swap it between the PAL 64
and the plus/4. It's the same crystal.

Nicolas

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