Changes
/* Books/User Manuals */
* User Instructions: Amstrad PC1512 Book 1 from Arthur Cook - 18/10/03
* Hard Disk Installation Instructions: Amstrad PC1512 Book 3
==== Links ====
* [http://www.amstradcg.nl/epc1512.html HCC! Amstrad User Group: The Amstrad Personal Computer PC 1512 and 1640.]
* Amstrad XTs: Questions and Answers
* PC-1512 and the fall of Amstrad
* Amstrad PC - Upgrading the Floppy Drive on a PC1512, PC1640 or PC2086
* PC-1512 - Wikipedia, the free encyclopedia
* Amstrad PC Technical Reference Manual
* The Amstrad 1512DD Homepage
==== Notes ====
* Needs two banks of 9 bits by 64K gives 128K upgrade - adding extra 128k in order to upgrade from 512k to make a total of 640k using 18 x 64K - 150 ns Drams as mention in the link: [http://www.seasip.info/AmstradXT/1512tech/appendices.html#7 Amstrad PC Technical Reference Manual]
== Amstrad PC1512DD: 23rd Feb 2012 (59) ==
