Active audio filter (CB21770E)

Details
Written by: Newton C. Braga

 

This circuit was found in a 1977 documentation for radio amateurs. Integrated circuits are common operational amplifiers.

 


 

 

 

  

Buscador de Datasheets


N° de Componente 

Circuit Bench

  • Nosy (CB20535E)

      This small circuit for the medium or short-wave range, depending on the coil, was found in a...

  • Safety circuit (CB8187E)

          Pressure switches are used in this circuit that quickly turns off the supply of a load if...

  • Cooking Timer (CB18596E)

      This circuit will trigger an audible warning signal after the end of the pre-programmed timing. Using...

Latest