Eltz, George Jacob, b. 1893 · New York, N.Y. : Radio Directory and Pub. Co. · leaf 41
turns of wirewound 140 turns to the layer, there being 20 layers. The length ofwinding is I14 inches. The core consists of iron wire 3 inches longand 34 of an inch in diameter packed tightly in place. By countingthe number of layers and the turns per layer similar coils can bemade from any ignition… … Figure 18 Completed filter as shown in Fig. 17.lower cut shows the type of coil used. 19 and 21. Fixed condensers of .00181mf. = (c/2). 20. Fixed condenser of .00362 mf. = (c)22 and 23. Inductance coils of 2.28Henries = (L). The
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