Datasheets


N° of component 

10 Hour Timer (CB1535E )

 
    This circuit was obtained in a 1974 Motorola timers publication. Transistors allow equivalents, the 2N2646 for the unijunction and BC558 for the bipolar. The power must be supplied at 25 V and the time capacitor must be of excellent quality without leakage.

 


Circuit Bench