20 Jun
2005
20 Jun
'05
6:19 p.m.
Subject: Re: DEC M8350 - KA8E posibus interface
From: "vrs" <vrs at msn.com>
Date: Mon, 20 Jun 2005 16:46:49 -0700
To: "General Discussion: On-Topic and Off-Topic Posts" <cctalk at
classiccmp.org>
> Forgot to answer this - MSC-8 hex MOS memory cards are handy - if they
> are 1/2 populated with 4Kbit chips, they are 16KW, fully populated
> with 4Kbit chips they are 32KW. If you happen to find the same card
> with 16Kbit (4116) chips, that's a whopping 128KW. You'll need a KT8A
> to address it, another late model card of limited use - RTS/8 used it,
> and I am pretty sure there was a RAM disk driver for OS/8 to use the
> upper 96KW as storage.
Is there a schematic {printset} around for MSC-8?
As to boards other than memory and CPU a front pannel board either
the 8E style or 8A is very handy too. Then serial IO cards are useful.
I use my 8f with two serial cards, one for console and one to simulate
a high speed PTR/PTP.
Allison