POTENTIOMETER: THE WIZARD’S VOLTAGE WAND

In the enchanted workshops of Diagon Circuits, where resistors hum like mandrakes and voltages dance like patronuses, there exists a mystical dial—the potentiometer. Like the Elder Wand of electronics, it conducts symphonies of current, surviving engineering chaos with the grit of a seasoned Auror. Let us decode why this knob-twisting sorcerer