 ... simpler and more certain means of generating electrical rays of any desired wave-length, from the shortest, say of a few feet in length, which will easily pass through buildings and fogs, to those long waves, whose lengths are measured by tens, hundreds,...  The Principles of Electric Wave Telegraphy - Page 422by Sir John Ambrose Fleming - 1908 - 906 pagesFull view - About this book
 | Law reports, digests, etc - 1905 - 1104 pages
...will easily pass through buildings and fogs, to those long waves, whose lengths are measured by tens, hundreds, and thousands of miles; secondly, more delicate...difficult of the problems to be solved) would not need to be so delicate as when the rays to be picked up are simply radiating into space in all directions,... | |
 | American Society of Naval Engineers - Marine engineering - 1911 - 1400 pages
...length. " Secondly, More delicate receivers, which will respond to wave lengths between certain definite limits and be silent to all others. " Thirdly, Means...darting the sheaf of rays in any desired direction, by the help of which the sensitiveness of the receivers (apparently the most difficult of the problems... | |
 | 1892 - 850 pages
...will easily pass through buildings and fogs, to those long waves whose lengths are measured by tens, hundreds, and thousands of miles; secondly, more delicate...difficult of the problems to be solved) would not need to be so delicate as when the rays to be picked up are simply radiating into space in all directions,... | |
 | John Joseph Fahie - Radio - 1900 - 390 pages
...which will respond to wave-lengths between certain defined limits and be silent to all others ; and thirdly, means of darting the sheaf of rays in any...difficult of the problems to be solved) would not need to be so delicate as when the rays to be picked up are simply radiating into space, and fading away according... | |
 | John Joseph Fahie - Radio - 1900 - 358 pages
...will easily pass through buildings and fogs, to those long waves whose lengths are measured by tens, hundreds, and thousands of miles ; secondly, more...certain defined limits and be silent to all others ; and thirdly, means of darting the sheaf of rays in any desired direction, whether by lenses or reflectors,... | |
 | John Joseph Fahie - Telegraph, Wireless - 1901 - 414 pages
...which will respond to wave-lengths between certain defined limits and be silent to all others ; and thirdly, means of darting the sheaf of rays in any...difficult of the problems to be solved) would not need to be so delicate as when the rays to be picked up are simply radiating into space, and fading away according... | |
 | Alfred Thomas Story - Communication - 1904 - 256 pages
...will easily pass through buildings and fogs, to those long waves whose lengths are measured by tens, hundreds, and thousands of miles; secondly, more delicate...certain defined limits and be silent to all others; and thirdly, means of darting the sheaf of rays in any desired direction, whether by lenses or reflectors,... | |
 | American Institute of Electrical Engineers - Electric engineering - 1908 - 890 pages
...will easily pass through buildings and fogs, to those long waves whose lengths are measured by tens, hundreds, and thousands of miles; secondly, more delicate...the help of which the sensitiveness of the receiver 1 . Lodge Society of Arts, 1888. (apparently the most difficult of the problems to be solved) would... | |
 | Charles Grinnell Ashley, Charles Brian Hayward - Radio - 1912 - 160 pages
...will easily pass through buildings and fogs, to those long waves whose lengths are measured by tens, hundreds, and thousands of miles; secondly, more delicate...which will respond to wavelengths between certain denned limits and be silent to all others; and thirdly, means of darting the sheaf of rays in any desired... | |
 | Electric engineering - 1913 - 444 pages
...will easily pass through buildings and fogs, to those long waves whose lengths are measured by tens, hundreds, and thousands of miles; secondly, more delicate...certain defined limits and be silent to all others; and thirdly, means of darting the sheaf of rays in any desired direction, whether by lenses or reflectors,... | |
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