Proceedings of the United States Naval Institute, Том 46The Institute, 1920 |
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Страница 1008
... production . The analogy between this and the procedure in making the four steps in an estimate of the situation is ... produce ; when we take account of the difficulties in the way and the facilities at our command for overcoming them ...
... production . The analogy between this and the procedure in making the four steps in an estimate of the situation is ... produce ; when we take account of the difficulties in the way and the facilities at our command for overcoming them ...
Страница 1056
... produce no effect at a distant station , it happens that they are sufficiently strong to produce considerable interference at nearby receivers , which while not tuned to the working wave length of the transmitter , may happen to be in ...
... produce no effect at a distant station , it happens that they are sufficiently strong to produce considerable interference at nearby receivers , which while not tuned to the working wave length of the transmitter , may happen to be in ...
Страница 1057
... production of still further local interference . A complete diagram of the Poulsen arc as actually used in practice is shown in Fig . 5. It will be observed that the shunt . circuit L ,, C , of Fig . I has been replaced by the antenna ...
... production of still further local interference . A complete diagram of the Poulsen arc as actually used in practice is shown in Fig . 5. It will be observed that the shunt . circuit L ,, C , of Fig . I has been replaced by the antenna ...
Страница 1061
... production of perfect oscillations in the antenna , the antenna current is always seven - tenths ( 0.707 ) of the input direct current . That is to say , the reading of the antenna ammeter should be seven - tenths of that of the direct ...
... production of perfect oscillations in the antenna , the antenna current is always seven - tenths ( 0.707 ) of the input direct current . That is to say , the reading of the antenna ammeter should be seven - tenths of that of the direct ...
Страница 1064
... produce practically no further magnetization . In such a condition , we say the core is saturated , just as a sponge may be so saturated with water that it can absorb no more . If , with the core saturated , we now pass an alternating ...
... produce practically no further magnetization . In such a condition , we say the core is saturated , just as a sponge may be so saturated with water that it can absorb no more . If , with the core saturated , we now pass an alternating ...
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