Telegraph manipulator (CB7038E)

Details
Written by: Newton C. Braga

 

     This circuit was found in an American magazine 73 for radio amateurs of the 80s. It is an automatic transmission circuit for telegraphy. The circuit is TTL.

 


| Clique na imagem para ampliar |

 


| Clique na imagem para ampliar |

 

 

  

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