Damus
Open in Damus
Raison d'État profile picture
Raison d'État
@Raison d'État
The first CRT display was made in 1899, in a small workshop. Monochrome, of course.

Required technologies: glass casting, wire forming, vacuum-pumps, sheet metal fabrication.

Required materials: glass, copper wire, a fluorescent pigment, a conductive coating, and any alkali salt with thermoionic properties.

If anything "happens" to global trade flows from China's gigafactories, artisanal-built CRTs gonna come back like the 1990s never ended.

RE: https://pkteerium.xyz/objects/7a8ce731-c951-4a26-9b04-5d9fe096a158

Caleb James DeLisle @Caleb James DeLisle · 6w
Wild that literally nobody makes these things anymore. 20 years ago they were everywhere, $100. Now there's no factories left. All of the high voltage electronics are kind of bespoke and there aren't really supply chains for them anymore, but you COULD make them again. The rea Show more
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djsumdog · 6w
I dunno. What was the resolution of that first CRT? Did it just display lines? I've played on one of the original Asteroids units at a museum. CRT with analog circuits and those beautiful, crisp, sharp and haunting white lines .. and that came after decades of work; well past the radio era. Artisan...