A few good men from Univac - download pdf or read online

By David E. Lundstrom

ISBN-10: 0262121204

ISBN-13: 9780262121200

During this own memoir, electric engineer David Lundstrom remembers the heyday of early computing, the increase of regulate info out of the Univac department of Sperry Rand, such milestone desktops because the Univac and the Naval Tactical information method the exploits of CDC's best clothier Seymour Cray, and the slow company shift from the fascinating and technically fascinating global of laptop layout to inner politics and clumsy forms. - writer.  Read more...

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The bottom of each loop box was connected to a vacuum pump. If the depth of the box was just right and the vacuum was adju sted properly, th e tap e would be held in smooth loops under slight tension but with almost zero frict ional resistance to movement The General Development en gineers wer e workin g on some concepts of th eir own for future magnetic tape transports, but in th e meantime they were adapting the Uniservo II de sign to the Univac Scientific, the ERA-designed line of computers.

These signs were hung above the viewing wind ows, invisible to the viewers outside the test room but obvious to the weary techni cian s glancing up at the wind ows. After a few man agement visits to the test floor, we were orde re d to take the signs down. Finally, the grea t day came whe n we were ready to turn on the power of a Univac II comp uter for th e first time. The plug-in chassis were removed to protect them from any miswired power. My assistant stood by th e circu it breaker while I chec ked to see that there was no one inside or even standing near the computer.

A loud machine-gun-like "rat-tat-tat" came from the printer as it spewed out continuous-Form paper in a steady flow, punctuated by sudden bursts of blank paper between forms. xteen inches lung. Holding the cylind er with the long axis horizontal you will see en gra ved on the surface a horizontal row of A's in all 132 column positions. Rotating the cylinder slight ly, you will see a row of B's (ac tually mirro r-image characters like the type slugs on a typewrite r), nex t a row of C's, etc. all around th e circumfere nce of the cylinde r.

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A few good men from Univac by David E. Lundstrom

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