Integrated signal generator appeared in Radio Electronics magazine in January 1968. The integrated circuits are from the time and the generator produces signals from 5 Hz to 50 kHz.
This optical pass-through shield can be used in various applications, such as object sensing or...
Equivalent transistors like the BC548 can be used on this 1969 Mullard circuit. The circuit has two...
This is the traditional configuration of an OR gate using a voltage comparator, but it can also be...