Sequence: 6 (standard view) | zoom view
... wavea return to the earth they have a aero of electrical energy, or potential, as the expert expresaea... atgnala. Wlreleea telegraphy calls for a good deel of energy In the apark which creetee the Hertalaa wavea... could seally be provided for the sole purpose of furnishing energy for the wireless apparatus, aad... separate atorago better!ea could also be Installed to hold anoegh energy la reserve to do a good deel