--> Go to Part 1 : Restoration
Information
Technical Manuals
- HRZ: Horizon User Guide
- HRZ: Horizon Computer System Manual - 1980, remastered by Howard Harte, 2003
- CPU: Z80 Processor Board ZPB-A - 1977
- CPU: Z80 Processor Board PROM Modifikation - by Mike Douglas
- FDC: MICRO-DISK SYSTEM MDS-A SINGLE DENSITY, 1977
- FDC: MICRO-DISK SYSTEM MDS-A-D DOUBLE DENSITY - Revision 1, 1978
- FDC: MICRO-DISK SYSTEM MDS-A-D DOUBLE DENSITY - Revision 2, 1978
- HDC: HORIZON Hard Disk Installation Guide, 1984
- HDC: HORIZON Hard Disk Power Supply Assembly, 1981
- RAM: Artec 32K - 1977
- RAM: DMB 6400 - 1981
- RAM: Digital Reasearch Corp. 16K - 1978
- RAM: Godbout Econoram Xa 32K - 1979?
- RAM: IMS 8K - 1977
- RAM: North Star RAM-16-A - Revision 2, 1978
- RAM: North Star RAM-32-A - 1980
- RAM: North Star HRAM-64 - 1981
- RAM: Proc Tech 8KRA - 1976/77
- SIO: North Star HSIO-4 - 1981
Catalogs
Software
Images
If you make some effort, you will surely find more than one hundred North Star images (NSI) on the Internet.
ROMs
Monitor
- Mike Douglas: ZPB-A2 - MONO40C (2716)
- Dave Dunfield: Virtual Horizon & HDM80 monitor (2708)
Other
S-100
- CompuPro: IEEE 696/S-100 (short and clear)
Documents
- Rasmussen Memory Test - MEMR.COM is an exhaustive memory test program for CP/M environments. It tests from the top of itself to the bottom of the CP/M BIOS or alternatively, the BDOS.
Manuals
- Howard Harte - lots of manuals
Reviews
Newsgroups
- Google: comp.sys.northstar
External Links
- Mike Douglas: deramp.com - North Star Horizon - Here you will find everything about the Horizon and the image and file transfer.
- S-100 Computers: A web site for S-100 bus computer owners - North Star
- Herb Johnson: S-100 site
- Herb Johnson: S-100 FAQ
My Series About the North Star Horizon
--> Go to Part 0: Information
--> Go to Part 1 : Restoration & (my) S-100 Boards
--> Go to Part 2 : Hard-Sectored Disks
--> Go to Part 3 : File and Image Transfer
--> Go to Part 4 : PROM Modification
--> Go to Part 5 : History
--> Go to Part 6 : RAM
--> Go to Part 7 : S-100 Bus
--> Go to Part 8 : Capacitors
--> Go to Part 9 : Virtual Horizon
--> Go to Part 10 : S-100 Boards
