Category Archives: flux

Soldering Like It’s 205 BC

Did you ever stop to think how unlikely the discovery of soldering is? It’s hard to imagine what sequence of events led to it; after all, metals heated to just the right temperature while applying an alloy of lead and tin in the right proportions in the presence of a proper fluxing agent doesn’t seem like something that would happen by accident.

Luckily, [Chris] at Clickspring is currently in the business of recreating the tools and technologies that would have been used in ancient times, and he’s made a wonderful video on precision soft soldering the old-fashioned way. The video …read more

Continue reading

Posted in classic hacks, colophon, flux, history, Hydrochloric acid, lead, rosin, solder, soldering, spirits of salt, tin, tool hacks | Leave a comment

IBM PCjr Revived by an ATX Power Supply and Many False Starts

The IBM PCjr was a computer only the marketing geniuses of a multi-billion dollar corporation could love. On the face of it, it seemed like a great idea – a machine for the home market, meant to complement the “big boy” IBM PC in the office and compete against the likes of Apple and Commodore. What it ended up as was a universally hated, only partially PC-compatible machine which sold a mere half-million units before being mercifully killed off.

That doesn’t mean retrocomputing fans don’t still snap up the remaining machines, of course. [AkBKukU] scored a PCjr from a thrift …read more

Continue reading

Posted in atx, diagnosis, etching, flux, IBM PCjr, Molex, not quite Fail of the Week, pcb, power supply, retrocomputing, troubleshooting | Leave a comment