Frequency measurements in wireless telegraphy (1911)
Hyslop, William Henry · leaf 62
for 84 cm/of its length with No. 36 silk-covered copper wire* As a detect-or, a small paper screen covered with sodium silicate mixed withwillemite powder was used. The coil was calibrated by means ofthe parallel-wire systems described above. During the process of calibration the coil was kept as… … Fig. 29. Elevation.
Telegraph, Wireless · Theses
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