This video game that we published at the same time the full article in the magazine Eletrônica was also found in the magazine Radio Electronics of January 1979.
The operational amplifier taken as an example is uncommon today, but the configuration can be made...
The integrated circuit used in this regulator is not easy to obtain, since the publication is from...
This configuration was obtained in a 1977 FET Databook. The circuit can be practically any JFET...