Retro Computing

KIM-1 connectors: beware the Chinese cheap variants!

Microsoft’s 6502 BASIC is now Open Source

Magazines: Compute! and Compute II

Vorstellung: The 6502 50th Anniversary Computer Badge (1975-2025)

January 2026, the 50th birthday of the KIM-1

How to use the time in the 6530/6532

PLEASE package The Computerist

A small book with five experiments with the KIM-1

MOS Technology KIM-1 Preliminary datasheet 1976

Facebook, not now

All documents in the MTU pages are now clean and higher quality, about 50 new PDFs.

Compumart KIM-1 documents

KIM-1 Revisions update

MCS6500 Instruction Set Summary cards