This interesting circuit, from a digital documentation two years 1978 shows how to implement a circuit that measures the position or angle of a stepper motor controlled by a microcontroller.
The operational amplifier using this 80's circuit is a double 741 of the time. The circuit may be...
This circuit is from the Linear Applications Handbook from National Semiconductor, providing an...
In the figure we have the way to increase the current capacity of an operational amplifier. The...