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The Authoritative Website for Timex/Sinclair Computers

The Authoritative Website for Timex/Sinclair Computers

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Home » Community » People » Andy Centek

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Computers
- Sinclair
  - Sinclair ZX80
    - Articles
    - Books
    - Hardware
    - Software
  - Sinclair ZX81
    - Articles
  - Sinclair QL
    - Hardware
    - Software
  - Cambridge Z88
- Timex
- Other
  - MicroAce
    - Hardware
    - Articles
    - Software
    - Books
  - Lambda 8300
Downloadable Software
- ZX81/TS-1000
- TS-2068
Publications
Companies
- Sinclair
- Timex
- View All
Products
Community
About
Blog

Andy Centek

Articles

2068 Graphics for the Beginner
Basic Graphics on the 2068
Sounder: Using SOUND on the 2068

Books

The Best of SUM: The Sinclair/Timex Users Magazine

Downloadable Files

2068 Graphics and Trig

Recent Posts

VOTEM: The $40 Computer Peripheral That Went to SpaceOctober 10, 2025
Database Showdown: Masterfile vs. Pro/File 2068October 8, 2025
Comparing FORTH Implementations: Tree-Forth vs. ZX ForthOctober 7, 2025
Robotics with Timex/Sinclair ComputersOctober 6, 2025
A Timex/Sinclair Gathering at the Vintage Computer Festival Midwest 20September 27, 2025

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