Face the Music
[Episode 4: Prologue: The Narrator] (The scene is a stark, dimly lit room. In the center, on a wooden table, sits a complex array of antennas, dials, and a tangle of wires: a 1942 shortwave radio set. The equipment looks complicated, a chaotic mass of knobs and meters that seems to pulse with nervous energy. A low-fidelity speaker crackles to life, emitting the rhythmic, staccato beep-beep-beep of Morse code. After a moment, the Narrator steps into the frame. He stands beside the table, watching the meters flicker. The Morse code stops abruptly, leaving a heavy, expectant silence. He turns to the camera, a faint, knowing smile playing on his lips.) "Good evening. Before we return to the action, we must pause to understand the greatest tool of spying: the shortwave radio. In 1942, this box was the lifeline between a general in the field and his superiors in Berlin. Unlike local AM or FM signals that bounce along the ground, shortwave operates in a realm of physics that is almost et...