The principles underlying radio communication (1922)
United States. National Bureau of Standards, Ould, Richard Sheldon, 1889-, United States. Army. Signal Corps · Washington, Govt. Print. Off. · leaf 450
Some coils used in radio receiving sets have more than onelayer. Fig. 250 shows a coupling coil with a type of winding INDUCTANCE COILS. 445 which resembles a lattice. This type of coil is variously called lattice wound, cellular, basket wound, honeycomb.A slightly modified form, in which the wires… … Fig. 250.—Lattice-wound variable coupling coil. than if a single-layer winding were used and that the dis-tributed capacity of the winding is small. The mechanicalconstruction of this type of coil does not readily permit ofcoupling at short wave lengths. They have not been found togive very…
Telegraph, Wireless · Radio
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