Category:History of electrical engineering

Subcategories

This category has the following 27 subcategories, out of 27 total.

Media in category "History of electrical engineering"

The following 75 files are in this category, out of 75 total.

• 
  Battery regulating switch, claw type, 1888 (Forty Years of Electrical Progress).jpg 860 × 539; 87 KB
  
• 
  Blathy wattmeter.jpg 540 × 346; 65 KB
  
• 
  Branch switch, with ceramic screw-threaded cover, 1888 (Forty Years of Electrical Progress).jpg 475 × 285; 24 KB
  
• 
  Bundesarchiv Bild 183-2003-0818-501, Ausbau der Luftschutzräume.jpg 800 × 562; 60 KB
  
• 
  Ceiling rose, hardwood, 1889 (Forty Years of Electrical Progress).jpg 284 × 379; 24 KB
  
• 
  Ceiling rose, with fuse, 1890 (Forty Years of Electrical Progress).jpg 409 × 529; 35 KB
  
• 
  Commutator - Advance for Self Induction.png 2,346 × 2,004; 559 KB
  
• 
  Commutator - Brush Contact Angle.png 2,226 × 1,626; 316 KB
  
• 
  Commutator - Crocker-Wheeler Carbon Brush Gear (600dpi).png 1,524 × 1,776; 929 KB
  
• 
  Die Gartenlaube (1892) b 026 2.jpg 1,387 × 1,762; 605 KB
  
• 
  Die Gartenlaube (1892) b 027 2.jpg 1,234 × 1,888; 819 KB
  
• 
  Die Gartenlaube (1892) b 028.jpg 1,763 × 901; 398 KB
  
• 
  Die Gartenlaube (1892) b 030 1.jpg 1,730 × 1,083; 659 KB
  
• 
  Dr Aron's electricity meter (Forty Years of Electrical Progress).jpg 708 × 1,010; 140 KB
  
• 
  Ebonite switch, 1888 (Forty Years of Electrical Progress).jpg 259 × 254; 11 KB
  
• 
  Edison machine works goerck street new york 1881.png 1,229 × 1,079; 548 KB
  
• 
  Einthoven's string galvanometer.jpg 450 × 803; 133 KB
  
• 
  ElAustellungWien1883.jpg 7,202 × 5,660; 2.07 MB
  
• 
  Electra (Boot).jpg 8,444 × 4,036; 4.89 MB
  
• 
  Electric tram- Siemens 1884 in Frankfurt.jpg 600 × 426; 73 KB
  
• 
  Elektrische Haushaltsgeräte - A travers l’Électricité 1900.png 1,250 × 936; 1.09 MB
  
• 
  EM DSC 1911 (5186180228).jpg 2,592 × 3,872; 2.79 MB
  
• 
  EM DSC 1912 (5186181538).jpg 2,592 × 3,872; 3.3 MB
  
• 
  Expérience électrique 1883 - Grenoble.jpg 1,340 × 973; 748 KB
  
• 
  Familiar Introduction to Electricity by Joseph Priestly, plate 7.jpg 1,287 × 1,658; 507 KB
  
• 
  Faraday disk generator.jpg 1,920 × 1,500; 1.31 MB
  
• 
  Fechners Säulenelektroskop.jpg 278 × 342; 17 KB
  
• 
  First electric tram- Siemens 1881 in Lichterfelde.jpg 1,135 × 682; 139 KB
  
• 
  First High-Tension Powerline Commemoration.jpg 4,135 × 2,757; 1.53 MB
  
• 
  FOTG Strassenbahnwagen 1890.jpg 1,416 × 1,084; 482 KB
  
• 
  FOTG Triebwagen 8 01082009.JPG 2,576 × 1,932; 1.81 MB
  
• 
  FOTG 8 Schwanheim.jpg 1,000 × 1,500; 261 KB
  
• 
  FOTG Triebwagen 8 + Beiwagen 13 08092013.JPG 4,608 × 3,456; 3.02 MB
  
• 
  FOTG Triebwagen 8 01052009.JPG 2,576 × 1,932; 2.72 MB
  
• 
  FOTG Triebwagen Holzscheibenrad 01082009.JPG 2,576 × 1,932; 1.72 MB
  
• 
  FOTG Kontaktwaegelchen 12092010.JPG 2,576 × 1,932; 1.8 MB
  
• 
  FOTG Schlitzrohrfahrleitung 30092007.JPG 1,920 × 2,576; 1.21 MB
  
• 
  FOTG Stromabnehmer beide Pole 12092010.JPG 1,932 × 2,576; 1.74 MB
  
• 
  FOTG Stromabnehmer ein Pol 12092010.JPG 1,932 × 2,576; 1.27 MB
  
• 
  Stadtwerke-Ffm Verkehrsmuseum 1997.jpg 2,576 × 1,741; 1.63 MB
  
• 
  Galvanomètre de Nobili.jpg 858 × 1,246; 322 KB
  
• 
  Hawkins Electrical Guide - 3phase Elementary 3wire.jpg 858 × 1,317; 56 KB
  
• 
  Hawkins Electrical Guide - 3phase Elementary 6wire.jpg 2,456 × 1,658; 122 KB
  
• 
  High Frequency Alternator.png 1,024 × 1,024; 1.23 MB
  
• 
  HistoryVodny.jpg 1,704 × 2,272; 1.14 MB
  
• 
  Holtz influence machine.jpg 492 × 362; 74 KB
  
• 
  Induction experiment.png 826 × 625; 58 KB
  
• 
  Industriegenerator.jpg 1,768 × 1,160; 1.31 MB
  
• 
  IntegratedCircuit1966.JPG 431 × 356; 21 KB
  
• 
  Isolateurs à bras en descente..jpg 3,456 × 4,608; 3.95 MB
  
• 
  Targa s.pietro in vincoli.JPG 2,048 × 1,536; 864 KB
  
• 
  Koxydul2.jpg 601 × 706; 45 KB
  
• 
  Kruesi-Rohr US-Pat 296185.png 1,738 × 2,815; 166 KB
  
• 
  Laying electric lines under street Edison Pearl Street Utility June 21 1882 Harpers Weekly.png 1,099 × 1,700; 3.99 MB
  
• 
  Laying the electrical Tubes electric lines under street Edison Pearl Street Utility June 21 1882 Harpers Weekly - detail.png 981 × 698; 1.47 MB
  
• 
  Meritan's permanent magnet lighthouse magneto alternator (Rankin Kennedy, Electrical Installations, Vol III, 1903).jpg 530 × 691; 91 KB
  
• 
  Meyers b8 s0947 b1.png 297 × 161; 9 KB
  
• 
  Moedling SB Tw 2.jpg 1,751 × 1,280; 611 KB
  
• 
  Moteur Compagnie Générale Electrique Nancy N° 418.jpg 756 × 838; 265 KB
  
• 
  Multiple contact switch, 1888 (Forty Years of Electrical Progress).jpg 491 × 424; 38 KB
  
• 
  Nikola Tesla's personal exhibit at the 1893 Chicago World's Columbian Exposition Fair.png 2,823 × 2,206; 6.29 MB
  
• 
  Preece-Willmot switch, 1890 (Forty Years of Electrical Progress).jpg 382 × 383; 21 KB
  
• 
  Rogetsche Spirale.png 253 × 462; 28 KB
  
• 
  Rotary Converter - Three Phase to DC.png 2,412 × 1,530; 303 KB
  
• 
  Rotary Converter - Two Phase to DC.png 2,466 × 1,513; 429 KB
  
• 
  Slate base switch, 1888 (Forty Years of Electrical Progress).jpg 306 × 331; 18 KB
  
• 
  SN74S181N.JPG 440 × 330; 40 KB
  
• 
  Telefunken omformere Bergen.jpg 3,008 × 2,000; 2.27 MB
  
• 
  TeslaOscillator.png 440 × 610; 105 KB
  
• 
  TheoryOfExperimentalElectricity Electrometer.jpg 645 × 773; 66 KB
  
• 
  Tw 93 wartet vor Depot auf Hörer von SWR 4.jpg 2,048 × 1,536; 1.37 MB
  
• 
  Usine Aristide Berges - Lancey (Isère) - France.jpg 1,021 × 664; 130 KB
  
• 
  Wagnerscher Hammer.png 642 × 600; 118 KB
  
• 
  WehneltUnterbrecher.png 874 × 514; 166 KB
  
• 
  WorldsFairTeslaPresentation.png 813 × 363; 287 KB