New find, Heathkit H89 computer.
bshannon at tiac.net
Sun Sep 24 14:54:27 CDT 2006
Sorry I missed your reply until now...
I was showing a plane I have for sale (have to pay for my new Lotus!).
The one bootable disk I have appears to be soft-sectored.
How can I get O/S software for a soft-sectored H89?
Can you still buy 360K media?
----- Original Message -----
From: "dwight elvey" <dkelvey at hotmail.com>
To: <cctalk at classiccmp.org>
Sent: Sunday, September 24, 2006 10:53 AM
Subject: RE: New find, Heathkit H89 computer.
> Hi Bob
> There is a group at www.sebhc.org that you should joint. They have a
> reasonable collection of software. They use a image transfer tool that I
> You won't find much on manuals. There is someone that bought the copyright
> to all of the HeathKit stuff and watches it closely for infringment.
> Software is a different story, being that he was a Ham and mainly
> in manuals.
> It also sounds like you have a hard sectored drive( look at the disk for
> index holes ). I've converted an old SA400 frame into a punch for hard
> disk. One uses 360K disk. If you are interrested in borrowing, let me
> I have several manuals as well.
> I might be in your area today or sometime soon.
>>From: "Bob Shannon" <bshannon at tiac.net>
>>I've just come across a new vintage system.
>>I've been given a Heathkit H-89 computer with some documentation and one
>>Its booting HDOS, but I don't have any HDOS specific documentation, just
>>the 'Operation' and
>>assembly manuals (the 'Operation' manual is really theory of operation
>>Does anyone have the ability to make a set of 'distribution' HDOS disks
>>Is CP/M also available, or the Heathkit diagnostics disk?
>>I've not been able to find much HDOS documentation on-line, does anyone
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