The Technical World Magazine, Volume 7Technical World Company, 1907 |
From inside the book
Page 42
... apparatus which under the action of sparks given off at convenient intervals from the start- ing station , will ... apparatus by means of which sparks are given off . Being some- 200 and more miles , as in wire- less telegraphy , can be ...
... apparatus which under the action of sparks given off at convenient intervals from the start- ing station , will ... apparatus by means of which sparks are given off . Being some- 200 and more miles , as in wire- less telegraphy , can be ...
Page 43
... apparatus at the receiving station is to this effect provided with a horizon- tal cylindrical steel axle rotating slowly . In the first model constructed by Dr. Branly and which is represented in figure 3 , the axle was driven by clock ...
... apparatus at the receiving station is to this effect provided with a horizon- tal cylindrical steel axle rotating slowly . In the first model constructed by Dr. Branly and which is represented in figure 3 , the axle was driven by clock ...
Page 44
... apparatus shown in Fig . 5. ) The five sets of sparks record themselves on the telegraph tape at the starting sta- tion , each interval left between two con- secutive sets corresponding to a length of 4 inches through which the paper ...
... apparatus shown in Fig . 5. ) The five sets of sparks record themselves on the telegraph tape at the starting sta- tion , each interval left between two con- secutive sets corresponding to a length of 4 inches through which the paper ...
Page 45
... APPARATUS IN A POISONED ATMOSPHERE . work which , while being started at any desired moment , cannot be arrested in the same way as any one of the four effects referred to . It may be said that the experimental difficulties are less in ...
... APPARATUS IN A POISONED ATMOSPHERE . work which , while being started at any desired moment , cannot be arrested in the same way as any one of the four effects referred to . It may be said that the experimental difficulties are less in ...
Page 46
... apparatus to operate it . In some parts of the country , in the western states , crude water wheels , fitted with buckets , are used to irrigate waste barren lands adjacent to the streams . Such wheels are operated by the force of the ...
... apparatus to operate it . In some parts of the country , in the western states , crude water wheels , fitted with buckets , are used to irrigate waste barren lands adjacent to the streams . Such wheels are operated by the force of the ...
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