Miscellaneous Technical Stuff

Pictures of an ancient IBM 5100 microcomputer

Read this if planning to buy an HP 842C

How a HP ink jet printer cartridge works

What's inside an Orinoco Wi-Fi card

Walkthrough of a PDP11 simulation with 1979 vintage Unix

My old Amiga Exec disassembly and others

My biggest Unix mistakes

Adventures with cheap consumer-grade computer memory