If you have ever wanted to design your own computer or wondered what was behind the most successful microcomputer of the 1980s, then this is the book for you. For the first time, the inner working of the Sinclair ZX Spectrum's custom chip and heart of the computer, the Ferranti ULA, is exposed in minute detail.

22271.rar Apr 2026

"22271.rar" is a 2020 scholarly work by B.Sh. Kedelbaev and A.D. Dauylbai titled "Enzymatic Technologies for Processing Plant Raw Materials and Waste." Hosted by the Alma-mater Library as part of the South Kazakhstan State University (SKSU) biotechnology collection, the article focuses on converting plant-based materials and agricultural waste into useful products using enzymes. You can search the Alma-mater Library for more technical research on enzymatic waste processing.