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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)|
|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.
|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)|
|This clip from a May 1976 IMSAI ad shows the chassis interior..|
|"Experience the Excitement of owning the world's finest personal computer." March 1977|
|"POWER. IMSAI introduces the Megabyte Micro." A megabyte all right - with sixteen 64K boards! June 1977|
Collection Index of S-100 Bus Machines
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Last modified: April 17, 2003