SIGNALLING ACROSS SPACE
WITHOUT WIRES.
BEING A DESCRIPTION OF
THE WORK OF HERTZ
& HIS SUCCESSORS.
BY
PROF. OLIVER J. LODGE, F.R.S.
THIRD EDITION,
With Additional Remarks concerning the Application
to Telegraphy, and Later Developments.
LONDON:
“THE ELECTRICIAN” PRINTING AND PUBLISHING COMPANY,
LIMITED,
Salisbury Court, Fleet Street.
Copyright.
Works by Dr. O. J. LODGE.
Lightning Conductors and Lightning Guards.A Complete Treatise on the subject of Electric Discharges ingeneral.
Pioneers of Science. A popularIllustrated History of the Early Astronomers and their Work up toRecent Times.
Modern Views of Electricity.
Elementary Mechanics.
Protection of Buildings from Lightning.Mann Lectures to the Society of Arts, 1888.
Secondary Batteries and the Electrical Storageof Energy. Cantor Lectures to the Society of Arts, 1883.
TABLE OF CONTENTS.
(The lines in italics which look like headingsof paragraphs are really statements about experiments which were atthat place shown.)
| 1. | Royal Institution Lecture on the Work | |
| of Hertz and some of his Successors:— | PAGES | |
| Biographical Introduction | 1 | |
| Elementary Explanation about Electrical Radiation | ||
| and Absorption and the Effect of Syntony | 3-8 | |
| Syntonic Leyden Jar Experiment | 6, 21 | |
| Side Observations on the Effect of Light | ||
| on Electric Discharge | 9-12 | |
| Various Detectors of Radiation | 13-23 | |
| Physiological Non-Effect of Sufficiently Rapid Alternations | 17 | |
| Boltzmann Gap Detector—the Precursor of the Coherer | 18 | |
| Branly’s Observations (see also Appendix, page 95) | 20 | |
| Early Form of Coherer and of Branly Filings Tube | 21-23 | |
| Early Signalling over 40 or 60 yards | ... BU KİTABI OKUMAK İÇİN ÜYE OLUN VEYA GİRİŞ YAPIN!Sitemize Üyelik ÜCRETSİZDİR! |