Category:The Armstrong super-regenerative circuit (1922)

Media in category "The Armstrong super-regenerative circuit (1922)"

The following 8 files are in this category, out of 8 total.

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  The Armstrong super-regenerative circuit (IA armstrongsuperre01eltz).pdf 916 × 1,381, 56 pages; 2.89 MB
  
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  The Armstrong super-regenerative circuit (1922) (14574188679).jpg 2,704 × 1,298; 1.06 MB
  
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  The Armstrong super-regenerative circuit (1922) (14574191939).jpg 2,992 × 1,218; 1.22 MB
  
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  The Armstrong super-regenerative circuit (1922) (14574198419).jpg 3,024 × 1,352; 574 KB
  
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  The Armstrong super-regenerative circuit (1922) (14574208828).jpg 2,992 × 1,016; 435 KB
  
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  The Armstrong super-regenerative circuit (1922) (14574210478).jpg 2,880 × 1,358; 1.35 MB
  
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  The Armstrong super-regenerative circuit (1922) (14737849976).jpg 3,008 × 1,158; 582 KB
  
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  The Armstrong super-regenerative circuit (1922) (14757667241).jpg 2,880 × 1,838; 1.18 MB