Category:Wireless telegraphy
Subcategories
This category has the following 3 subcategories, out of 3 total.
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Media in category "Wireless telegraphy"
The following 58 files are in this category, out of 58 total.
AFDCM-02-016.jpg 973 × 760; 116 KB
AFDCM-02-017.jpg 973 × 760; 117 KB
Cargo Asie 1922.jpg 1,620 × 2,097; 1.25 MB
Coherer Rcvr.jpg 865 × 664; 46 KB
EB1911 Telegraph - Alternate Current Transformer System.jpg 766 × 393; 58 KB
EB1911 Telegraph - bolometer receiver.jpg 512 × 442; 30 KB
EB1911 Telegraph - Magneto-Induction Method.jpg 373 × 382; 29 KB
EB1911 Telegraph - Marconi transmitter and receiver (2).jpg 855 × 508; 60 KB
EB1911 Telegraph - Marconi transmitter and receiver.jpg 843 × 414; 56 KB
EB1911 Telegraph - Marconi transmitter-receiver apparatus.jpg 298 × 495; 21 KB
EB1911 Telegraph - Morse's Conduction Method.jpg 352 × 293; 15 KB
EB1911 Telegraph - two coupled oscillation circuits.jpg 820 × 555; 68 KB
EB1911 Telegraph - umbrella antenna.jpg 806 × 493; 51 KB
EB1911 Telegraph - wireless receiver using oscillation valve.jpg 846 × 690; 56 KB
EB1911 Telegraph - wireless transmitter antenna designs.jpg 815 × 384; 51 KB
Guglielmo Marconi 1901 wireless signal.jpg 600 × 379; 33 KB
HEATHKIT HW8 3.JPG 640 × 480; 135 KB
Hertz schematic0.PNG 425 × 275; 5 KB
Hertz Transmitter Receiver.svg 990 × 765; 35 KB
Marconi 1897 spark gap transmitter.jpg 429 × 286; 27 KB
Marshall D. Moran (1906-1992).jpg 585 × 769; 57 KB
Morse Code Receiver.jpg 448 × 358; 68 KB
Morseapparat-2.JPG 1,350 × 970; 142 KB
PSM V56 D0068 Wireless telegraphy experimental components.png 1,646 × 1,155; 140 KB
PSM V56 D0069 Diagram of arrangement at the receiving station.png 1,222 × 1,142; 79 KB
PSM V56 D0070 Diagram of the receiver circuit.png 824 × 1,210; 16 KB
PSM V56 D0071 Photo of electrical lines emanating from the sending station.png 1,638 × 1,066; 379 KB
PSM V56 D0072 Magnetic whirls around the sending wire.png 1,636 × 1,297; 536 KB
PSM V56 D0073 Magnetic whirls around the receiving wire.png 1,549 × 1,230; 281 KB
PSM V56 D0074 Coherer employed to receive the electrical waves.png 1,270 × 136; 14 KB
PSM V56 D0075 Battery arrangement for coherer and sounder.png 1,577 × 957; 125 KB
PSM V56 D0076 Photo of electric pulses.png 1,363 × 676; 37 KB
PSM V56 D0077 Photo of a pilot spark.png 1,284 × 798; 36 KB
Radiotélégraphiste de train.JPG 1,225 × 1,042; 573 KB
Recepteur telegraphique tube limaille.jpg 2,082 × 956; 402 KB
RMS Olympic radio 1913.jpg 640 × 480; 204 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14587305260).jpg 1,640 × 518; 313 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14587315800).jpg 1,224 × 1,346; 481 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14770847641).jpg 1,386 × 670; 172 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14771662444).jpg 2,862 × 946; 502 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14771663234).jpg 924 × 1,312; 430 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14773672102).jpg 1,198 × 1,660; 332 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14774017015).jpg 1,404 × 1,020; 290 KB
Scientific American Volume 86 Number 14 (April 1902) (1902) (14793887863).jpg 1,190 × 1,408; 665 KB
SCR188.jpg 2,106 × 1,696; 823 KB
Spark gap transmitter diagram.png 967 × 955; 51 KB
Spark gap transmitter.jpg 3,312 × 3,890; 4.14 MB
Station 160m om.JPG 1,327 × 2,211; 1 MB
Thesos.jpg 340 × 429; 29 KB
TT CMZ-AF-GT E 2-1 9 45 - Instalação da T.S.F..jpg 509 × 700; 65 KB
TT CMZ-AF-GT E 2-1 9 46 - Interior da cabine de T.S.F..jpg 906 × 700; 120 KB
Undulator Tape.jpg 4,416 × 501; 890 KB
Wireless transmitter from Paharganj.jpg 1,463 × 1,418; 798 KB
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