Electrical Experimenter, Volume 8Experimenter Publishing Company, 1920 - Science |
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Common terms and phrases
alternating current amateur apparatus armature Audion battery binding posts Bldg brass carbon catalog cells cents charge Chicago circuit coil complete connected copper coupon course Dept device Diagram direct current dry cells dynamo earth elec ELECTRICAL EXPERIMENTER engine experiments feet Fenner give glass heat illustrated inch instrument insulated invention inventor iron lamp light loading coils lodestone machine magnetic mechanical ment metal method miles motor National Radio Institute operation outfit patent phonograph Photo photograph picture placed plate poles position postpaid potassium chlorat practical Radio radium receiving relay rheostat rubber School screw Send shaft ship shown signals spark spark gap speed stars stations steel Street switch Telegraph telephone thru tion tire transmitter tricity tube vacuum tube vibration voltage volts wave wheel wire wireless York City