Date   : Wed, 23 Nov 2011 09:02:20 +0000
From   : beeb@... (Kris Adcock)
Subject: Beeb to HDMI unit

On 23/11/2011 08:40, Sprow wrote:
> In article<4ECCAD58.8070605@...>,
>     Kris Adcock<beeb@...>  wrote:
>> Maplin (purveyor of radio-controlled cars
>> and cheap disco lights)
>
> ...so true!
>
>> have a sale on their SCART-to-HDMI convertors:
>> According to the box specs, it supports the RGB pins on the SCART
>> socket, which means you should be able to use the RGB-out on the Beeb
>> for the best video quality.
>
> Don't forget that the beeb's RGB output is 5V peak to peak designed to drive
> into a single TTL logic gate load, whereas SCART is 1V peak to peak designed
> to drive into a 75 ohm load.
>
> Therefore, some intermediate fiddling will be required,

The SCART leads I always make have 75ohm resistors hidden in the plug. 
IS that what you mean?