This sophisticated decade of benchtop resistors was found in the November 1989 issue of Radio Electronics magazine. The circuit is supposed to use precision resistors.
This circuit can be used as a rhythmic light or as a control shield for incandescent lamps from...
We found this circuit in a European publication from the 1990s. Transistors are still common types...
Settings like this can be found in this section and on this website, but from different sources of...