Project Whirlwind: Recent submissions

Now showing items 1541-1560 of 1737

    • Electronic Computer Division Personnel 

      Project Whirlwind Administrative Staff (MIT Servomechanisms Laboratory, 1949-07-01)
      Memorandum listing Electronic Computer Division Personnel of the MIT Servomechanisms Laboratory.

    • Personnel Relations 

      Proctor, John C. (MIT Digital Computer Laboratory, 1951-11-16)
      Administrative memorandum from Digital Computer Laboratory research teams on personnel changes.

    • Selection Systems For Magnetic Core Storage 

      Everett, Robert R. (MIT Servomechanisms Laboratory, 1951-08-07)
      Several core-selecting systems can be devised that offer better selection ratios than the standard 3-dimensional array. Improved selection ratios result in reduced storage access time but at the cost of considerably increased ...

    • Staff Organization 

      Forrester, Jay W. (MIT Servomechanisms Laboratory - ECD, 1951-01-26)
      Administrative memorandum from Electronic Computer Division research teams on staff organization.

    • Second Trip to Emporium 

      Brown, David R. (MIT Servomechanisms Laboratory, 1947-10-20)
      Memorandum on second trip to Sylvania in Emporium, PA to discuss storage tubes.

    • Magnetic Materials for High-Speed Pulse Circuits 

      Brown, David R. (MIT Digital Computer Laboratory, 1953-02-27)
      Magnetic materials are attractive for digital computer systems and other large pulse-circuit systems because they promise to be stable and trouble free. Ultra-thin molybdenum-permalloy cores and ferrite cores possessing ...

    • A Coincident-Current Magnetic Memory Unit 

      Papian, William N. (MIT Department of Electrical Engineering, 1950-01-24)
      Master's Thesis Proposal: A Coincident-Current Magnetic Memory Unit.

    • Nucleation of Domains of Reverse Magnetization and Switching Characteristics of Magnetic Materials 

      Goodenough, John B.; Menyuk, Norman (MIT Digital Computer Laboratory, 1953-03-09)
      The critical requirements for a ferromagnetic memory core are reviewed. Domains of reverse magnetization must form and grow within a core if its induction is to be reversed. The nature of the nucleation centers for these ...

    • 6345 Personnel, Barta Building 

      Project Whirlwind Administrative Staff (MIT Servomechanisms Laboratory, 1949-01-03)
      Memorandum listing Project Whirlwind I personnel in the Barta Building.

    • Delta ns In Ceramic Array #1 

      Guditz, E. A. (MIT Digital Computer Laboratory, 1952-10-14)
      It is possible to obtain two values of output voltage from a half-selected memory core depending on whether it holds a ONE or a ZERO. This fact places a limit on the size of a memory plane or, more specifically, the number ...

    • Conference on Automatic Computing Machinery, Rutgers University, March 28-29, 1950 

      Adams, C. W.; Israel D. R. (MIT Servomechanisms Laboratory, 1950-04-06)
      Some of the papers and exhibits presented at the Conference on Automatic Computing Machinery at Rutgers University are summarized and discussed. References are given, where possible, to further sources of information.

    • Electronic Computer Division Personnel 

      Project Whirlwind Administrative Staff (MIT Servomechanisms Laboratory, 1950-10-01)
      Memorandum listing Electronic Computer Division Personnel of the MIT Servomechanisms Laboratory.

    • Study of Checking and Trouble Location Methods 

      Forrester, Jay W. (MIT Servomechanisms Laboratory, 1949-02-10)
      Memorandum from project Whirlwind research teams on the establishment of a group to study checking and trouble location methods.

    • Bi-weekly Reports 

      Bennett, John B. (Lincoln Laboratory - Division 6, 1953-01-20)
      Biweekly reports to their Group Leaders are to be submitted to all staff members before 3 pm on alternate Fridays. Comments must be concise but convey the scope of the work of the period. Group Leaders, after checking for ...

    • Additions to Project Reports of Current Interest, Report R-173-1 

      Kemper, D. (MIT Servomechanisms Laboratory, 1951-06-08)
      This memorandum is an informal supplement to R-173-1. It lists several project reports issued since January 1, 1951. They are classified below according to the section of R-173-1 to which they apply. Topics include circuits ...

    • Driving Current Margins on Memory Test Setup I 

      Fine, S. (MIT Digital Computer Laboratory, 1953-03-06)
      The sources of noise in an array consist of inductive and capacitive coupling between driving lines and sensing winding, the outputs of half-selected cores and the differences in magnetic properties of the cores. The margins ...

    • Trip To Bell Laboratories, Whippany 

      Brown, David R. (MIT Digital Computer Laboratory, 1951-10-13)
      The use of transistors in digital computers was discussed with Mr. Jean H. Felker who has designed and constructed a 16-digit serial multiplier using 44 transistors and no vacuum tubes. The basic prf is one megacycle. A ...

    • A Magnetic Matrix Switch and its Incorporation into a Coincident-Current Memory (Abstract of R-211, an M.S. Thesis) 

      Olsen, Kenneth H. (MIT Digital Computer Laboratory, 1952-11-20)
      This memorandum contains the abstract of Report R-211, a Master's Thesis, by Kenneth H. Olsen.

    • Electronic Staff 

      Forrester, Jay W. (MIT Servomechanisms Laboratory, 1946-03-05)
      Administrative memorandum from project Whirlwind research teams on temporary staff assignments.

    • Storage Devices in Computing Systems, Text of an MIT E. E. Department, Colloquium Talk 

      Everett, R. R. (MIT Servomechanisms Laboratory, 1950-05-30)
      This memorandum contains the text of a talk given at the E.E. Department Colloquium, May 3, 1950. The talk covers briefly: the need for storage in computation, the effect of storage characteristics on digital computer ...