Events
Drum MemoryBubble MemoryInvention of the Point-Contact TransistorMagnetic Core MemoryPlated Wire MemoryCore Rope MemoryThin Film MemoryDisk PackTwistor MemoryIBM "Minnow" Floppy Disk DriveZ3 ComputerAtanasoff Berry ComputerBell Labs Relay InterpolatorHarvard Mark 1ENIAC Computing SystemSelective Sequence Electronic Calculator (SSEC)EDSAC at Cambridge UniversityERA 1101Manchester Mark 1IBM 650 Magnetic Drum CalculatorDirect keyboard input to computersRCA 501 Transistorized ComputerMIT TX-0DEC PDP-1 IntroducedMIT LINC IntroducedAtlas Computer DebutsCDC 6600 Supercomputer IntroducedHP 2116A IntroducedRCA Spectra series of computersApollo Guidance Computer makes its debutFirst Kenbak-1 is soldIntel introduces Intel 4004, the first microprocessorScelbi 8H ComputerManchester BabyFerranti Mark 1EDSAC 2Magnetic Drum MemoryBipolar transistors replace vacuum tubesHarwell CADETLivermore Atomic Research ComputerKilby first hybrid integrated circuitRobert Noyce invented the first monolithic integrated circuit (sillicon)General Microelectronics first commercial MOS integrated circuitManchester Mark I Williams-Kilburn tubeUNIVAC UNISERVO Tape DriveIBM 726 Magnetic TapeWhirlwind Core MemoryRAMAC Disk DriveMagnetostrictive Delay LinesAtlas Computer introduces Virtual MemoryDECtapeTransformer Read-Only Storage (TROS)Signetics 8-bit RAMIBM 1360 Photo-Digital Storage SystemApollo Guidance Computer read-only Rope MemoryFirst IBM Computer to use Semiconductor MemoryIntel 1103 Memory Chip marks the beginning of DRAMInvention of Germanium Point-Contact Transistor in FranceConception of the Junction TransistorFirst Grown-Junction Transistors FabricatedTransistorised Consumer Products AppearTransistorised Computers EmergeFirst Silicon Transistors are fabricatedMOS Transistors DemostratedFirst Planar Integrated Circuit is fabricatedFirst Widely-Used Analog Integrated Circuit is introducedSemiconductor Read-Only-Memory Chips AppearSemiconductor RAMs appearMicroprocessor Integrates CPU Function onto a Single ChipPeriods
First Colossus operational at Bletchley Park
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