First Progress Report (Classic Reprint): On a Multi-Channel Magnetic Drum Inner Memory, for Use in Electronic Digital Computing Instruments: On a ... Computing Instruments (Classic Reprint) - Softcover

J. H. Bigelow

 
9781330615393: First Progress Report (Classic Reprint): On a Multi-Channel Magnetic Drum Inner Memory, for Use in Electronic Digital Computing Instruments: On a ... Computing Instruments (Classic Reprint)

Synopsis

First impressions of an early memory design that aimed to speed up computing
This nonfiction look at a multi-channel magnetic drum memory explains how engineers planned a high‑speed inner memory for an electronic computer. It outlines the problem, the design choices, and the practical limits they faced, all framed around concrete experiments and engineering reasoning.

The document surveys the key questions that shaped the inner memory project, including how to achieve millisecond access times, long life, and scalable capacity. It discusses a circulating memory concept, the role of reading and writing heads, and how to balance speed with reliability. The narrative stays focused on the practical steps taken to move from theory to a working apparatus.


  • How access time, drum speed, and channel density affect overall performance

  • How experimental pulse generation and high‑gain readout circuits were developed

  • Why several identical channels and careful coupling between head and medium matter

  • What engineering limits appeared at high speeds and large capacities



Ideal for readers of computing history and engineers curious about the origins of magnetic memory technology, this edition provides a clear, grounded view of early design challenges and decisions that influenced later computer systems.

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Product Description

Excerpt from First Progress Report: On a Multi-Channel Magnetic Drum Inner Memory, for Use in Electronic Digital Computing Instruments

A) There remains to be discussed the inner section of the memory organ (b); the organization of the computer probably hinges more heavily upon the performance of this unit than upon any other single item. A manory device from which very high performance is expected the Selectron tube-is under development at the Princeton Laboratories of rca, and many refinements and much progress toward its perfection have been made. The estimated performance figures of the Selectron played a central role in the planning and organization of the entire computer, and this device or its equivalent seem as vital now to the completion of an adequate computing machine as when the original plans were formulated in l9h6.

About the Publisher

Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com

This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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Other Popular Editions of the Same Title

9780267643646: First Progress Report: On a Multi-Channel Magnetic Drum Inner Memory, for Use in Electronic Digital Computing Instruments (Classic Reprint)

Featured Edition

ISBN 10:  0267643640 ISBN 13:  9780267643646
Publisher: Forgotten Books, 2018
Hardcover