The Wiert Corner – irregular stream of stuff

Jeroen W. Pluimers on .NET, C#, Delphi, databases, and personal interests

  • My badges

  • Twitter Updates

  • My Flickr Stream

  • Pages

  • All categories

  • Enter your email address to subscribe to this blog and receive notifications of new posts by email.

    Join 4,182 other subscribers

Apple Tesseract 1992 prototype (not Tessaract)

Posted by jpluimers on 2016/12/23

A while ago that bitsavers published a picture of an Apple 1992 Tesseract Motherboard.

It’s from the 68k to PowerPC RISC transition Apple made in the second half of the 1980s and first half of the 1990s where several groups within Apple were working on new equipment.

More details of those are here:

Note this is not [Wayback] TesSeRact from the DOS TSR (Terminate and Stay Resident) days:

Via [Wayback] Ralf Brown’s Files

Downloadable files by Ralf Brown:x86/MS-DOS Interrupt List, RBcomm, SPAWNO, AMISLIB, DV-GLUE, RBdualVGA,RBkeyswap, RBspeed, PCICFG, CMU-EBMT. (20aug10)



Apple 1992 Tesseract prototype motherboard (via bitsavers)

Apple 1992 Tesseract prototype motherboard (via bitsavers)

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.

%d bloggers like this: