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History & Retro Computing

The most popular blog posts about history & retro computing on Hacker News. 3,229 posts.

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2198

Adam74: A terminal for a small 8-bit computer

Something that struck me reading about the history of the Apple I computer was the fairly simple “ASCII bus” that it used for input and output. As I understand it a hobbyist back in the day could get an ASCII keyboard that quite literally presented as an interface a header giving 7-bits of ASCII and an additional…

2200

Typewriter Plotters (2022)

Did you know there were typewriters that used ball point pens to draw not just text but also graphics? I’ve collected several of these over the years. Read on to discover a world that you didn’t know existed.

2211

Fun with Telnet (2024)

Some time ago I came across a cinematic experience ......... @@@@@ @@@@@ ........... ......... @ @ @ @ ........... ......... @@@ @ @ .......... ........ @@ @ @ ......... ........ @@@@@@@ @@@@@ th ....... ...... ----------------------- ...... ..... C E N T U R Y .... .... ----------------------- ... ... @@@@@ @@@@@ @ @…

2215

A Sound Card Before Its Time

A mysterious full-length sound card recently arrived at the OS/2 Museum. It was clearly manufactured by IBM in 1985, and sports a 20 MHz Texas Instrument TMS32010 DSP (the DSP is the large black DIP chip near the lower left corner, not the ceramic gold cap chip).

2218

Institutional memory and reverse smuggling (2011)

Institutional memory comes in two forms: people and documentation. People remember how things work and why. Sometimes they write it down and store that information somewhere. Institutional amnesia works similarly. The people leave and the documents disappear, rot, or just become forgotten (as it were).