Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 23 — Logic gates, ferrite core memory and the valve computer  /  About year 83
23.08

Cathode-ray tube screen

a display before the flat screen: a beam of electrons writes figures and curves on glowing glass

MakingYear 83Stands on 294 earlier

AWhat it needs

Needs 294 other products in all, 3 of them directly.

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Open a box to see what it needs. A dashed box is a product already drawn in full: click it to jump there. In the org chart, drag to move around.

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