Technical Design Labs (TDL) was an early producer of Z-80 CPU
products, including boards, software and the Xitan microcomputer system.
Note: This is another brochure that I did not OCR due to colors and
other graphics, so the images are large and will need to be scrolled to
When PCs Were Micros - Bits and pieces of history about the "good" old days
Everything not otherwise is Copyright © 1999-2003
by Randy Wilson
Comments? Contact me at firstname.lastname@example.org