High frequency apparatus, design, construction and practical application; a practical treatise for electrical engineers, electricans, physicians, students and experimenters (1920)
Curtis, Thomas Stanley · New York, Norman W. Henley publishing company · leaf 211
Soldering the buried wires To Right Me fhod of Overcomingthe Weight of our Aerial Network .4--7 K- 55- -H Plan of Ground Wires. … Fig. 114.—Plan of ground wires and method of putting in posts FURTHER NOTES OX PLANT CULTURE 207 The aerial network was formed by stretching fourstranded copper wires between insulators secured to thesupporting posts in the four corners of the electrified plot.Guy wires and turnbuckles stiffen the…
Electric apparatus and appliances
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