. Practical wireless telegraphy; a complete text book for students of radio communication . of gaps or by regu-lation of the generator voltage. By proper adjustment, synchronous discharges are readilyobtained as will be evidenced by the uniformity of the note. (See Appendix, Section G.) 103. Oscillation Transformers.—^The functions performed by the oscilla-tion transformer of a radio-transmitter may be summed up as follows:(1) Transfers energy from the closed circuit to the open circuit; (2) Permits the wave length of either circuit to be. increased or decreased (by variation of the Self induc


. Practical wireless telegraphy; a complete text book for students of radio communication . of gaps or by regu-lation of the generator voltage. By proper adjustment, synchronous discharges are readilyobtained as will be evidenced by the uniformity of the note. (See Appendix, Section G.) 103. Oscillation Transformers.—^The functions performed by the oscilla-tion transformer of a radio-transmitter may be summed up as follows:(1) Transfers energy from the closed circuit to the open circuit; (2) Permits the wave length of either circuit to be. increased or decreased (by variation of the Self inductance of either coil); (3) Permits some adjustment of the damping of the oscillations flovying in the aerial system-The degree of coupling- between the primary and secondary circuits of anoscillation transformer can be altered in three ways: (1) By drawing the windings apart mechanically; (2) By variation of the self inductance of either winding; (3) By turning one winding at a right angle to the other. All three methods are in use. The oscillation transformer used in the 2 K. W. 240.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttelegra, bookyear1917