The Frequency of the Dead – Chapter 6
Frequencies Don’t Lie
Back in the city, Mira cleared her desk of everything unrelated and spread her notes in a semicircle around her keyboard. She had been trained — formally, by a government course in her twenties, and informally, by two decades of work — to approach signal analysis the way a surgeon approached an incision: methodically, without assuming she already knew what she’d find.
What she had: a dead man’s radio playing a signal from a nonexistent frequency. Forty hours of encoded transmission containing eight names including her own. A missing woman who had been tracking similar transmissions. A reference, buried in a 1987 archive, to something called the Signal Continuity Program. A name — Vilhelm Ost — that appeared in the broadcast with unusual frequency and carried, for Casimir Lund, a weight that went beyond professional recollection.
What she needed: a source. Not just a transmitter location — that she could triangulate, given time and equipment — but a human source. Someone who had been inside the Quiet Office, or close to it. Someone who was still alive and willing to speak.
She pulled up her decoder again and worked on the parts of the signal she hadn’t yet cracked. The encoded identifiers had been the first layer. There was, she was increasingly certain, a second layer underneath — something embedded in the signal’s timing intervals, in the precise duration of the pauses between bursts. This was steganographic encoding: hiding a message not in the content but in the structure. It was elegant. It was the work of someone who understood that the channel itself could carry information.
She worked until three in the morning. When she finally broke through the second layer, what she found was not another list of names. It was a set of coordinates. Latitude, longitude, and a third number she initially misread as elevation before she realized it was a date — in the Julian calendar format used by certain old government systems. Converted to the standard calendar, the date was eleven days from today.
The coordinates resolved to a location in the industrial district south of the city: a dead zone of decommissioned factories and municipal storage depots, an area that had been slated for redevelopment for fifteen years and remained, through bureaucratic inertia, undeveloped.
There was a structure at those coordinates. She pulled up the municipal survey maps. The building was listed as a former radio relay station, decommissioned in 1994. Officially, it had been stripped of equipment and sealed. Officially.
Her phone buzzed. The unknown number again. This time, the message was longer: You’ve found the secondary encoding. Good. Don’t go to the relay station alone. Don’t tell anyone at your office. The man who was supposed to warn Casimir is dead. You are the only signal analyst we trust who isn’t already compromised. Please be careful, Mira Kohout.
She stared at the screen. Then she typed back: Who is “we”?
No reply came that night.