MARCONI WIRELESS of AMERICA - DETECTOR TYPES


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Types of detectors used in early radio. (From Practical Wireless) 
The carborundum detector was popular because its sturdy contact did not require readjustment each time it was used  unlike the delicate cat whisker detector. However, the carborundum detector requires a bias voltage to achieve sensitivity comparable to a galena detector.
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Click on image to enlarge. The carborundum detector was used in receiver types 101, 106,107 and 112 made by American Marconi. (Provided by Lewis Bodkin)
Contributors:

1) Lewis Bodkin [05bodkin555(at)gmail.com]
 
 

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Jan 4/21