We found this circuit in an old oscilloscope publication. With it, it is possible to observe the B / H curve (hysteresis) of an inductor in a common oscilloscope.
Using an operational amplifier of the time, this circuit was obtained from a 90s Radio...
We found this circuit that was part of a teaching set in a Radio Electronics magazine from June...
This circuit was obtained from the December 1990 issue of Radio Electronics magazine. The circuit...