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.
Found in a 1967 Electronic Design, this transistorized circuit compresses and then expands a pulse....
This squelch is activated by its own noise, acting automatically. It is used in communications...
This is the battery-powered version of the previous circuit. The circuit is from the same Radio...