This alarm with sensors in series and parallel was found in the 1995 Encyclopedia of Electronic Circuits. The number of sensors can be changed at will.
This conventional team from a 1992 publication has 10 fixed times selected by a key. The times are...
This circuit was originally suggested by General Electric in 1966 documentation to power...
This inverter bistable buffer circuit was obtained in a Hands On of the 90's. Next to the circuit we...