Category:General Radio

Subcategories

This category has only the following subcategory.

Media in category "General Radio"

The following 12 files are in this category, out of 12 total.

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  1540 Strobolume by General Radio Corporation - Close-up of the control box (1540-P1).JPG 3,648 × 2,736; 3.56 MB
  
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  1540 Strobolume by General Radio Corporation - separate control box and strobe on tripod.jpg 3,648 × 2,736; 4.59 MB
  
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  Beat-frequency audio oscillator, General Radio, Cambridge MA, c. 1935 - Putnam Gallery - Harvard University - DSC08088.jpg 3,608 × 4,706; 7.96 MB
  
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  Equipment of Yleisradio's workshop's laboratory, ca. 1938. (15301211259).jpg 4,442 × 4,605; 1.97 MB
  
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  General Radio signal generator 805-C.jpg 3,015 × 1,850; 992 KB
  
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  GR Decade Voltage Divider.agr.jpg 3,929 × 2,210; 2.54 MB
  
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  GR Noise Generator.agr.jpg 4,032 × 2,268; 8.13 MB
  
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  P1010777 (5751552740) (2).jpg 4,320 × 3,240; 1.69 MB
  
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  Rana shreeom.jpg 1,536 × 2,560; 1.6 MB
  
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  Sound analyzer, Type 760-A, General Radio, Cambridge MA, 1939-1940 - Putnam Gallery - Harvard University - DSC08093.jpg 4,275 × 2,904; 5.81 MB
  
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  Vintage Audio-Frequency Microvolter, General Radio Co., Cambridge Massachusetts (10071452945).jpg 3,800 × 2,924; 4.54 MB
  
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  Vintage Audio-Frequency Microvolter, General Radio Co., Cambridge Massachusetts (10071458086).jpg 3,869 × 2,904; 3.03 MB