Timed Alarm (CB6423E)

Details
Written by: Newton C. Braga

 

     We found this circuit in a 90's Popular Electronics. The circuit produces a loud sound if S2 is not pressed to reset.

 


| Clique na imagem para ampliar |

 

 

 

  

Latest

Circuit Bench

  • Silencer (CB4197E)

           This squelch is activated by its own noise, acting automatically. It is used in communications...

  • Alarm Circuit (CB25686E)

      This circuit for a simple alarm system was suggested in an article in Electronics Now magazine. The...

  • 3-IC AD converter (CB9028E)

          Found in American documentation from the 70s, this circuit uses components of the time, uncommon...

Buscador de Datasheets


N° de Componente