This interesting application of a stepper motor as an encoder serves to test its application possibilities. We found it in the February 1994 issue of Electronics Now magazine.
The circuit shown is from an old European publication. In it we have the way to activate a relay...
We found this circuit in a European publication from the 1990s. Transistors are still common types...
This circuit was found in an American documentation and can be added to common amplifiers of any...