Category:Coherer radiotelegraphy receivers
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Media in category "Coherer radiotelegraphy receivers"
The following 22 files are in this category, out of 22 total.
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Airwaves.jpg 527 × 526; 204 KB
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Coherer radio.webm 2 h 29 min 27 s, 854 × 480; 16.32 MB
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EB1911 Telegraph - Marconi Electric Wave Detector.jpg 622 × 191; 18 KB
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Frog leg radio receiver 1913.jpg 930 × 1,409; 223 KB
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Guglielmo Marconi 1901 wireless signal-300x189.jpg 300 × 189; 19 KB
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Guglielmo Marconi 1901 wireless signal.jpg 3,000 × 1,849; 1.06 MB
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Guglielmo Marconi posing.jpg 3,118 × 3,461; 3 MB
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Marconi's Coherer Receiver at Oxford Museum History of Science (cropped).jpg 1,671 × 1,806; 395 KB
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Marconi's Coherer Receiver at Oxford Museum History of Science.jpg 2,592 × 1,944; 698 KB
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Old coherer radio receiver using an electrostatic machine as transmitter.jpg 1,920 × 1,080; 216 KB
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Popov coherer radio receiver.jpg 784 × 385; 55 KB
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Popov's radiostation, 1901.jpg 1,470 × 2,250; 2.25 MB
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Popov1.jpg 400 × 357; 74 KB
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Popovs first receiver.png 285 × 196; 4 KB
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Post Office Engineers-colorized.jpg 1,024 × 707; 218 KB
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Post Office Engineers.jpg 4,440 × 3,065; 1.76 MB
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Radio receiver 10.jpg 1,600 × 1,200; 727 KB
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Recepteur telegraphique tube limaille.jpg 1,280 × 587; 147 KB
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Recepteur tube limaille.JPG 947 × 946; 87 KB
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Small spark gap transmitter and coherer receiver.jpg 1,141 × 557; 151 KB
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SPARK Museum of Electrical Invention - interior 22.jpg 4,288 × 2,848; 5.64 MB
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SPARK Museum of Electrical Invention - interior 23 - coherer receiver.jpg 4,288 × 2,848; 5.81 MB