The integrated circuit used in this regulator is not common today. The circuit is from a technical documentation from the 80's and is only used as a reference for eventual repair.
This circuit of a 1978 American publication monitors a telephone line by triggering a relay. The...
Found in 1965 General Electric technical documentation, this half-wave circuit controls shunt type...
The power supply shown in the figure provides voltages between 0 and approximately 15 volts, with...