Rare PLC, unusual programming, scratchpad memory 4 bit Adicon/Philips PC20
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0
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46
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October 2, 2024
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The Brains of the Voyager Spacecraft
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9
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1354
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October 1, 2024
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Teletypes - model 15, model 14
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4
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90
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September 23, 2024
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OPUS 1+2 (TM221, 1975), DESMOND (Open University)
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4
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405
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September 15, 2024
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ETAP rare 1960s computer, rare connector, rare electronic parts
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8
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923
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September 12, 2024
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EDSAC replica at TNMOC
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3
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84
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September 8, 2024
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The ICL PERQ (aka. Three Rivers PERQ)
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17
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2391
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September 7, 2024
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Teleram Portabubble/81 terminal from 1981
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0
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67
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September 6, 2024
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The z80's incrementer/decrementer circut is a whole register file away from the ALU
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8
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249
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September 5, 2024
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Paul Allen's Historic Computers Under the Hammer
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0
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132
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September 4, 2024
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John H Conway's WINNIE (fluidic computing)
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0
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132
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September 1, 2024
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The z80's illegal interrupt mode
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1
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133
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August 30, 2024
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Seeking DOS era hardware for a retro gaming console with 3D graphics under $10 CAD
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3
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145
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August 29, 2024
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Negating 80h on the Z80
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8
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169
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August 28, 2024
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April, Merlin Gerin - French 70s/80s PLC
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1
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159
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August 27, 2024
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What machines implement Booth's algorithm?
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7
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267
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August 26, 2024
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Matt Parker goes in search of Burroughs 220 (among other things)
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6
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254
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August 24, 2024
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Microprofessor MPF-MAB Multi application board
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3
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220
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August 22, 2024
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YARC - my retrocomputer
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17
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808
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August 22, 2024
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How much does BRK increment the program counter by?
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3
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161
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August 22, 2024
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Ethernet History Deepdive – Why Do We Have Different Frame Types?
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0
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94
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August 21, 2024
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Rare 1969 book for making a Paper Computer
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17
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1646
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August 16, 2024
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IBM PT-2 device - what is it?
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10
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726
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August 14, 2024
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Online Museum - DIDACT09, 70, Goupil, SCALP, EMR, EXORSET
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0
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147
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August 14, 2024
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The Itanic Saga
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9
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315
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August 14, 2024
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Alpha: The History in Facts and Comments
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3
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205
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August 12, 2024
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Dutch computers of the 50s and 60s - Mona Lisa and Zebra
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3
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558
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August 11, 2024
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Innovative vintage PLCs and highest security level
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0
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149
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August 11, 2024
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Klöckner Moeller PS21 PRG22 PLC 1979/1983
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3
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425
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August 11, 2024
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A floppy cleaning machine Disco Style
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0
|
140
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August 5, 2024
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