lations that will cause waves of the desired plishes this purpose must be employed, and new inven- in the latter. This instrument, shown in the illustra- frequency to be sent out into the air. Now the vibra- tions are warmly welcomed, especially in the naval tions of the voice acting on the… … wireless telephony. The Radio-Telephone Transmitter. The conditions outlined above and ex- The present application and tests involve plained by the diagrams are realized in the the installation of transmitting and receiving appar- a grid of platinum sealed into the bulb and connected instruments…
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