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Punch card r w Above left: Punch card reader. Above right: Punch card writer.
The hard disk drive 02 The first hard drive to have more than 1 GB in capacity was the IBM 3380 in 1980 (it could store 2.52 GB). It was the size of
Eniac1
Magnetic drum memory Invented all the way back in 1932 (in Austria), it was widely used in the 1950s and 60s as the main working memory of computers.
Punch card r w Above left: Punch card reader. Above right: Punch card writer.
The floppy disc The diskette, or floppy disk (named so because they were flexible), was invented by IBM and in common use from the mid-1970s to the l
Television Receiver 49 4 Schema
1927 Transmitter 1kW
kak111

Punch card r w Above left: Punch card reader. Above right: Punch card writer.

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