Vol.23

Otona no Kagaku (Science for Adults) Magazine vol.23

Modified A4/76 pages/On sale March 31, 2008
●Supplement: Poulsen’s Wire Recorder

※NOTE: All magazine contents are in Japanese. English versions are not available.

Supplement Magazine Supplementary explanations / Download

This Issue’s Special Feature: The Evolution of Magnetic Recording

Table of Contents

Poulsen — the father of magentic recording — and visionary recording devices:
A Total History of Wire Recorders

Illustrating the Secrets of the Supplement:
Why can we record things with magnetism?

Playing around with the Supplement.
Yuzo Kayama - The Wire Recorder of My Youth

Playing around with the Supplement.
A Master Strategy for Recording Anything

Playing around with the Supplement.
A Course on Upgrade Conversions

The legendary meister who continued to sustain Sony:
An interview with Nobutoshi Kihara:
The Birth of the First Japan-made Magnetic Tape

We are the cassette generation:
The Age of the Radio-cassette Player

From the birth of magnetic tape to the perpendicular magnetic recording hard disk drive:
The Mechanism of Ever-evolving Magnetic Recording Technology

Manufacturer interview 001: TEAC
“The Technology for Handing Down Memories” that Began with a Tape Deck

Manufacturer interview 002: TOSHIBA
The Perpetual Achievement of Next-generation Technology - The Development of the Perpendicular Magnetic Recording Hard Disk Drive

Kagaku’s masterpiece reproduction corner:
Master Detective Sokai Arama — The Witness is a Magnet!
From "Sixth-Grade Science," 1971

Special reproduction! Sokai Arama 2009
Why Does Iron Become Magnetized when You Strike It?

Supplement Magazine Supplementary explanations / Download
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