Looking for statistics on the Computer market of the 80's

From: Bryan Pope <bpope_at_wordstock.com>
Date: Tue Sep 24 06:55:01 2002

And thusly Voyager spake:
>
> OK, let's see, how is possible to change the CPU of the ZX Spectrum 48K (the
> rubber keyd version) to get double/triple the performance? how could I have
> no 48K but 1MB instead? How could I mount a CDROM or Hard disk?
> Could I change my old floppy drive( no "sinclair" floppies existed for the
> ZX48K) to a new larger one? Let's say, I need a better resolution on
> graphics, and 3 channel sound generator.
>
> Upgrading from my point of view, and I guess you would agree with me, is
> something that can be done by (almost) everyday people, at very *VERY*
> reasonable cost, and not by nerds or extreme hobbyist (like myself).
> "Upgrading" should not need an Electronic Engineering degree.
>
> Only modular systems, and with a lot of hardware options and development
> through time, could be considered "Upgrade-friendly", like the PC or the
> Apple-II. Amigas were a different case, I am reffering mostly to 80's 8bit
> home computers, and not the 16/32bit monsters :-)
>
>

It is possible to upgrade the CPU on a Commodore 64 or 128. The SuperCPUs
ae still being sold today. You can also double the number of voices you
get from the SID chip and get stereo sound. Upgrading the graphics is a
different store though...

Cheers,

Bryan
Received on Tue Sep 24 2002 - 06:55:01 BST