Found in General Electric documentation from the 1980s, this circuit generates signals that depend on the values of the components given in the table next to the diagram.
With the coded activation of the relays, it is possible to control which of the 16 outputs...
The integrated circuit used in this application is not very common. Transistors and resistors...
This simple circuit makes use of neon lamps to indicate the voltage of a power grid. The lamps are...