The figure shows how to use an operational circuit as a voltage divider. The circuit is from a Radio Electronics magazine from June 1986. The reference voltage is given by a zener diode.
This circuit was obtained in a 90s American documentation. The integrated circuit used is uncommon...
This circuit was obtained in a 1980 English magazine, but it can be easily assembled today, since...
This configuration is used to display the characteristic curve of a diode in the virtual...