Retro Computing Roundtable Archive

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Panelists: Paul Hagstrom (hosting), Quinn Dunki, Earl Evans, and Michael Mulhern Topic: 60 years between Bell 103 and today” s InterNet In 1962, the world gained Spacewar! and the Bell 103 modem. Topic/Feedback links: Spacewar at masswerk.at Spacewar! History of Spacewar! Computer Space Bell 103 NCR CRAM NCR CRAM product brochure. BBC archive, speaking with … Continue reading RCR Episode 262: 60 years between Bell 103 and today” s InterNet →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, and Carrington Vanston Topic: Cause the Commodordian Is Keeping Up With You 1961 was all fine and good, but someone has made an accordion out of two Commodore 64s and a bunch of floppy disks. Topic/Feedback links: Neural net on a C64. Minus zero at fourmilab OS 2200 Unisys … Continue reading RCR Episode 261: Cause the Commodordian is Keeping Up With You →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, Earl Evans, and Blake Patterson Topic: Recommended Standard 232 and Programmed Data Processor-1 1960 brought us RS-232 and the PDP-1, more COBOL, and curly braces. Topic/Feedback links: Recommended Standard 232 A proposal for character code compatibility. The great curly brace trace Demo of the Digirule 2A Digirule 2U Legacy … Continue reading RCR Episode 260: Recommended Standard 232 and Programmed Data Processor-1 →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, and Carrington Vanston Topic: Little bit taller, COBOLler We consider 1959, and mostly come up with COBOL, then spend some time in an engagement-generating excercise, not quite remembering a remarkable number of things. Topic/Feedback links: COBOL at Britannica.com COBOL at Smithsonian. Grace Hopper on Letterman Gorilla Banana, a rebranded … Continue reading RCR Episode 259: Little bit taller, COBOLler →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, and Carrington Vanston Topic: Tron and Perceptron In 1958, the Perceptron arrived and Lisp was defined. We talk a bit about things we came across that were associated with 1958. Topic/Feedback links: Setting up Genera in Linux Bell Labs 101 modem Tennis For Two Perceptron Open Worm Deviant Oliam … Continue reading RCR Episode 258: Tron and Perceptron →

Panelists: Paul Hagstrom (hosting), Earl Evans, and Carrington Vanston Topic: The dot matrix impact Spending some time revisiting the calmer, quieter days when our printing was done by forcefully slamming pins through an ink ribbon onto perforated paper, pushed along by rotating spikes. Topic/Feedback links: Atari 50: The Anniversary Celebration. Trailer Multimedia HyperGuide: A Windows … Continue reading RCR Episode 257: The dot matrix impact →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, Earl Evans, and Carrington Vanston Topic: Keep calm and carry on Episode 0 has arrived. Topic/Feedback links: The 6502 overflow flag explained The 6502 overflow flag explained mathematically The 6502 overflow flag explained at the silicon level ZX80 8K BASIC ROM upgrade Floppy Days 114: Howell Ivy, Exidy The … Continue reading RCR Episode 256: Keep calm and carry on →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, Earl Evans, and Blake Patterson Topic: The One With All The Ones The Retrocomputing Roundtable has reached the end of its 8-bit run. Topic/Feedback links: Byte 8-bit computing Nibble Big boxes history video Traveler (Wikipedia) Traveler (Imperial Encyclopedia) Traveler (Mongoose Publishing) Mayday 2022 Manhunt Wonderful Things (story about Manhunt) … Continue reading RCR Episode 255: The One With All The Ones →

Panelists: Paul Hagstrom (hosting), Quinn Dunki, Earl Evans, and Carrington Vanston Topic: Fortran, for better or for worse The year 1954 brought us Fortran (not named after the year though) to help us with our math, and development of SAGE to scan the skies for threats. Topic/Feedback links: IBM 650 Drum memory Wurlizter SideMan (not … Continue reading RCR Episode 254: Fortran, for better or for worse →