Date   : Wed, 22 Jun 2005 19:50:15 +0100
From   : Mike Tomlinson <mike@...>
Subject: Re: Watford Electronics DFS

In article <050622145502@...>, Jonathan Graham Harston
<jgh@...> writes

>No, there is Watford DFS for the 8271 and Watford DFS for the
>1770.

You'll find the Watford 1770 DFSes are actually called DDFS.

>Looking through the Watford DFS ROM images I have, I can confirm:
> 
>1.10  - 8271
>1.30  - 8271
>1.43  - 8271
>1.44  - 8271

Agreed.

>1.54T - 1770 - Tube Host

1.54T actually declares itself as DDFS 1.54T, if you'd care to try it.
The extra D is "D"ouble density, which the 1770 is capable of.

M.