Questions tagged [barcode]

for questions about barcodes on retrocomputing hardware and software

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How did the early UPC barcode readers work?

According to the history of barcodes, the idea of consumer product barcodes appeared before the microprocessor era. What was the implementation plan then? Would each store need a mini-computer in a ...
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What information is encoded in the 22-digit barcodes on the Amiga's case?

What information is encoded in Amiga's 22-digit barcodes? For example: 0103791363642010121234
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