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What did computers use for output before monitors?

Fresh3 days ago
Mar 15, 20268611 views
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How did the early industrial computers, such as UNIVAC, ENIAC, MARK I, etc display output before monitors existed? Did the first personal computers, like the Altair 8800 or the Simon use monitors, or did they use some alternate output as well?

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Fix for: What did computers use for output before monitors?

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The first computers used punch cards or lights. Wikipedia says for ENIAC: an IBM card punch was used for output The German Wikipedia-article about Zuse's Z3 (the first apparatus that can be called computer) says: einer Tastatur mit Lampenfeld für Ei…

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