Category:Audion

Subcategories

This category has the following 2 subcategories, out of 2 total.

Media in category "Audion"

The following 40 files are in this category, out of 40 total.

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  1973 airmail stamp C86.jpg 801 × 512; 146 KB
  
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  Ampli BF-colorized.jpg 1,600 × 1,228; 773 KB
  
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  Audion applications Electrical Experimenter Feb 1920 pg1001.png 739 × 1,040; 349 KB
  
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  Audion in standard mounting.jpg 672 × 1,456; 89 KB
  
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  Audion receiver.jpg 1,242 × 1,044; 266 KB
  
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  Audion tube.jpg 1,047 × 2,055; 183 KB
  
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  Audion vacuum tube advertisement.png 1,108 × 751; 251 KB
  
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  Audion vacuum tube construction.png 637 × 898; 17 KB
  
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  Audion-Detector-1909.png 370 × 491; 11 KB
  
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  Bell telephone magazine (1922) (14569317490).jpg 2,082 × 1,624; 1.33 MB
  
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  Bell telephone magazine (1922) (14775880013).jpg 1,634 × 668; 331 KB
  
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  Cylindrical Audion, made by Lee deForest's laboratory, c. late 1910s-1920s - National Electronics Museum - DSC00106.JPG 2,133 × 4,081; 3.42 MB
  
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  Cylindrical Audion, made by Lee deForest's laboratory, c. late 1910s-1920s - National Electronics Museum - DSC00107.JPG 2,493 × 4,091; 4.16 MB
  
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  De Forest Audion AM radio transmitters.jpg 1,268 × 652; 98 KB
  
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  De Forest Audion radiophone.jpg 521 × 755; 53 KB
  
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  De Forest Audion.png 295 × 459; 56 KB
  
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  De Forest RJ5 Audion detector.jpg 644 × 516; 56 KB
  
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  De Forest RJ9 Audion detector.jpg 591 × 297; 50 KB
  
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  DeForest three element vacuum tube, c. 1910 - Bennington Museum - Bennington, VT - DSC08650.JPG 3,648 × 5,472; 7.7 MB
  
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  Early Audion telephone repeaters.jpg 968 × 740; 144 KB
  
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  Early triode vacuum tube collection.jpg 1,476 × 1,526; 419 KB
  
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  Early triode vacuum tubes.jpg 1,080 × 1,756; 409 KB
  
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  Electrical Experimenter Aug 1916 pg 228.png 1,275 × 1,650; 1.13 MB
  
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  Electrical Experimenter Aug 1916 pg250.png 1,275 × 1,665; 1.04 MB
  
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  First Audion amplifier 1914.jpg 1,556 × 2,383; 662 KB
  
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  First internal grid Audion tube.jpg 163 × 519; 21 KB
  
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  First vacuum tube AM radio transmitter.jpg 448 × 360; 90 KB
  
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  Lee De Forest with Audion tubes.jpg 1,560 × 1,676; 289 KB
  
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  Lieben-Reisz vacuum tube.jpg 460 × 1,416; 94 KB
  
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  Marconi N triode.png 377 × 768; 73 KB
  
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  Meissner radiotelephone transmitter.jpg 811 × 1,026; 90 KB
  
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  Moorhead electron relay tube.jpg 820 × 1,478; 279 KB
  
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  PSM V88 D099 Oscillating electronic vacuum tube.png 794 × 1,185; 190 KB
  
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  PSM V88 D100 Oscillating electronic vacuum tube.png 2,028 × 1,564; 778 KB
  
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  RE064 Kennlinie.svg 360 × 360; 26 KB
  
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  Round radiotelephone set.jpg 1,728 × 1,128; 268 KB
  
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  Triode tube 1906.jpg 1,835 × 1,258; 194 KB
  
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  Ultraudion tube.jpg 651 × 1,513; 138 KB
  
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  Vintage DeForest Audion 410 Globe Vacuum Tube, Engraved Base, Made In USA (38421585240).jpg 1,738 × 2,617; 1.47 MB
  
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  Western Electric triode.jpg 462 × 834; 64 KB