Datasheets


N° of component 

Four-Transistor Timer (CB1261E)

    The transistors of this timing circuit may be more modern types such as BC548 and BC558. The circuit is from a 1979 technical documentation. The time obtained depends on the input RC constant. The relay can be 6 V or 12 V depending on the power used.

 


 

 

 


Circuit Bench