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Page 545
ELECTRIC AUTO AS WIRELESS STATION By CHARLES GLEASON DREADED PEACH ROT By R. A. SANBORN I 9 CURBING ... in Los Angeles when an electric automobile was used to supply power for flashing messages from a portable wireless station .
ELECTRIC AUTO AS WIRELESS STATION By CHARLES GLEASON DREADED PEACH ROT By R. A. SANBORN I 9 CURBING ... in Los Angeles when an electric automobile was used to supply power for flashing messages from a portable wireless station .
Page 581
At the receiving station this parabolic mirror like the preceding one collects the luminous rays rendered vibratory by the voice , concentrates them on a selenium cell placed at its focus attached to an accumulator and to a telephone .
At the receiving station this parabolic mirror like the preceding one collects the luminous rays rendered vibratory by the voice , concentrates them on a selenium cell placed at its focus attached to an accumulator and to a telephone .
Page 696
These " heart stations " are now in operation in two cities of the United StatesNew York and Baltimore . The instruments at Johns Hopkins Hospital in ... The perfection of the " heart station " is clearly shown by the methods employed .
These " heart stations " are now in operation in two cities of the United StatesNew York and Baltimore . The instruments at Johns Hopkins Hospital in ... The perfection of the " heart station " is clearly shown by the methods employed .
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