. Practical wireless telegraphy; a complete text book for students of radio communication . z UJ o z: -e^ J. THE RADIO TRANSMITTER. 99 in a condenser and discharged through the closed circuit in the form of radio-frequent oscillations, and that these oscillations can be transferred to an aerialcircuit, where a part of their energy is radiated in the form of an electromagneticwave. We see, then, that the principal parts of a radio-transmitter are: (1) The alternating current generator; (2) The alternating current step-up transformer; (3) The condenser; (4) The oscillation transformer; (5) The a


. Practical wireless telegraphy; a complete text book for students of radio communication . z UJ o z: -e^ J. THE RADIO TRANSMITTER. 99 in a condenser and discharged through the closed circuit in the form of radio-frequent oscillations, and that these oscillations can be transferred to an aerialcircuit, where a part of their energy is radiated in the form of an electromagneticwave. We see, then, that the principal parts of a radio-transmitter are: (1) The alternating current generator; (2) The alternating current step-up transformer; (3) The condenser; (4) The oscillation transformer; (5) The aerial or antenna; (6) The short wave condenser; (7) The aerial tuning inductance; (8) The transmitting key. (9) The spark gap. The student should now focus his attention on the diagram of Fig. Ill wheredirect current enters the motor at the left of the drawing but eventually at theextreme right, an alternating current of radio-frequency flows in the antennacircuit. A complete transmitting set consists of the following apparatus: (1) A motor generator to convert direct current to alternating current. (2)


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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttelegra, bookyear1917