Category:History of telecommunications
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aspect of history relating to telecommunications | |||||
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Subcategorii
Această categorie conține următoarele 37 de subcategorii, dintr-un total de 37.
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A
B
- Bidding sticks (26 F)
- Bullroarers (17 F)
C
- CBBS (6 F)
F
- Fernmeldemuseum Aachen (50 F)
- Fernmeldemuseum Dresden (6 F)
- Fernmeldemuseum Hannover (7 F)
G
H
L
M
N
- Naval signalling lamps (101 F)
- NMT (telecommunication) (11 F)
P
- Pantelegraphs (17 F)
- Photophone (16 F)
R
S
T
- History of videotelephony (8 F)
W
Fișiere media din categoria „History of telecommunications”
Următoarele 113 fișiere se află în această categorie, dintr-un total de 113.
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1902 Stubblefield wireless telephone test.JPG 474x661; 83 KB
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1909 Tel-musici home installation.JPG 467x318; 35 KB
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1910 aircraft intercom - Two tubes for duplex send and receive.jpg 1.024x1.527; 277 KB
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1st Telephone Central Office.jpg 1.732x1.392; 1,76 MB
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A325-vx.jpg 476x255; 22 KB
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AL600.jpg 781x524; 222 KB
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Amstutz Electro-Artograph 1895 - receiver.png 1.339x1.170; 927 KB
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Amstutz Electro-Artograph 1895 - transmitter.png 1.575x1.192; 1,02 MB
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Amstutz Electro-Artograph 1895.png 2.361x3.003; 3,9 MB
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Arpakapula.jpg 1.278x2.107; 1,15 MB
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Arrivo degli elenchi telefonici abbonati.jpg 2.832x3.237; 7,3 MB
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Bomb Alarm System sensor.jpg 1.295x1.366; 200 KB
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Boswell Bay White Alice Communications System site.jpg 4.701x3.704; 3,61 MB
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Bundesbankbunker 5 Cochem 2010.jpg 3.333x2.500; 996 KB
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Facsimile transmitter 1940s IMG 8587 telemuseet fetsund.JPG 2.592x4.203; 2,46 MB
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Facsimile transmitter 1940s IMG 8588 telemuseet fetsund.JPG 2.476x2.755; 1,39 MB
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Federal radio commission.gif 274x270; 10 KB
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Hamel Telegraph history England 1859.pdf 704 × 1.062, 104 pagini; 38,46 MB
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Heliograph-2.jpg 528x665; 190 KB
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Int Bell Comp phonebook Oslo Nov 1880 IMG 8582 telemuseet fetsund.JPG 2.398x3.107; 2,38 MB
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Kesselmuffe 4948.jpg 1.152x1.536; 713 KB
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Kesselmuffe von oben 4947.jpg 1.382x1.037; 582 KB
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Kleinansagegeraet 4929.jpg 1.417x1.152; 756 KB
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Küstenfunkstelle Norddeich Radio 1957.jpg 3.008x2.000; 995 KB
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Les perspectives offertes par la TSF en 1919.jpg 1.890x2.249; 1,3 MB
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MA47MuseoTelecomVLC.jpg 1.296x968; 427 KB
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Marconi crystal receiver mark 3.jpg 464x565; 101 KB
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Marconi wimereux 1899.jpg 1.024x381; 131 KB
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Muirhead photo transmitter 1952 wolympics IMG 8578 telemuseet fetsund.JPG 4.608x2.592; 2,45 MB
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Muirhead photo transmitter 1952 wolympics IMG 8579 telemuseet fetsund.JPG 4.608x2.592; 2,49 MB
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Muirhead photo transmitter 1952 wolympics IMG 8580 telemuseet fetsund.JPG 3.401x2.422; 1,77 MB
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Muirhead photo transmitter 1952 wolympics IMG 8584 telemuseet fetsund.JPG 2.592x3.406; 1,81 MB
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Muirhead photo transmitter 1952 wolympics IMG 8585 telemuseet fetsund.JPG 4.608x2.592; 2,44 MB
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Nathan b stubblefield.jpg 782x1.000; 304 KB
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New York Times - 1907-02-24 - Sending Photographs by Telegraph.jpg 2.646x2.502; 2,29 MB
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No. 5 Crossbar marker.jpg 4.032x3.024; 2,71 MB
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Ogoniok 1906 10.djvu 4.844 × 6.932, 8 pagini; 3,04 MB
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Old Cable House Sign - geograph.org.uk - 888569.jpg 426x640; 57 KB
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Old New York yesterday and today (1922) (14778105531).jpg 1.468x1.866; 835 KB
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Panneau poste radiotélégraphie Tours Eiffel.jpg 636x275; 65 KB
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Photophone plaque (no copyright applies).jpg 641x438; 64 KB
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Poste radiotélégraphie Tours Eiffel.jpg 3.973x1.567; 2,82 MB
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PTT-Archiv P 337-68d-1995 NATEL message Beispiel.tif 3.124x2.316; 21,34 MB
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PTT-Archiv T-00 A 3673 Telefonkabinen-Rundschreiben.tif 3.334x4.711; 45,57 MB
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PTT-Archiv Themenvideo NATEL Oral History Projekt.webm 9 min 33 s, 1.280 × 720; 390,76 MB
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SigDecay.gif 250x150; 11 KB
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Stamp Soviet Union 1972 CPA 4169.jpg 487x348; 55 KB
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Star69.ogg 31 s; 319 KB
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Telegraph (Nouveaau Larousse,c. 1900) DSCN2874.jpg 1.410x1.978; 704 KB
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Telephones IMG 8597 telemuseet fetsund.JPG 3.459x2.527; 1,72 MB
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Telephony switchboard 1800s IMG 8594 telemuseet fetsund.JPG 2.141x3.151; 1,28 MB
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Telephony switchboard 1800s IMG 8595 telemuseet fetsund.JPG 2.592x4.233; 2,13 MB
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Timeline of communication tools, 2014 update..jpg 1.167x555; 169 KB
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Telegraphy; four different inventors' telegraph machines (on Wellcome V0025513.jpg 3.156x2.228; 4,53 MB
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Van Jacobson1.jpg 903x1.146; 202 KB
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WIntHosts1981-July2011.jpg 837x458; 123 KB