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See below for specifications and information on this system.
Specifications and information
| Key Dates: | Announced Summer 1975 Ships in 1976 |
| Original Price: | IMSAI 8080 computer original price: $439 kit, $621
assembled (exactly the same price as the Altair) The price was quickly raised to $599 kit, $931 assembled, due to demand |
| CPU: | S-100 card (IMSAI 8080A card installed) |
| Memory: | S-100 card (64K RAM installed) |
| Operating System: | CP/M |
| Input/Output: | S-100 card (serial port) |
| Bus: | S-100 (a.k.a. Altair bus) |
| Other Items in Collection: | CompuPro dual 8" SSSD drives in enclosure |
| Items Needed: | Original documentation (have photocopy) |
The IMSAI 8080 was a clone of the Altair 8800. It was a much better design, with a higher specification power supply, an anodized aluminum chassis, 22 slots, and a great front panel design.
Here are some classic advertisements for the IMSAI. Click a thumbnail to see a larger version of the picture.
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IMSAI built a heavy duty machine, and their early ads shared that no-nonsense philosophy. Here's the first IMSAI 8080 advertisement from January 1976 (900x1600 monochrome GIF) |
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This clip from a May 1976 IMSAI ad shows the chassis interior.. |
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"Experience the Excitement of owning the world's finest personal computer." March 1977 |
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"POWER. IMSAI introduces the Megabyte Micro." A megabyte all right - with sixteen 64K boards! June 1977 |
See Also
Altair 8800
Collection Index
of S-100 Bus Machines
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Last modified: April 17, 2003