Psychoacoustic Surveillance Techniques (Office of the Director of National Intelligence)

To Whom It May Concern:

Pursuant to the Freedom of Information Act, I hereby request the following records:

internal documents or research related to the following keywords/phrases:

* psychoacoustic surveillance techniques

* threshold of noise perception

* threshold of noise perception in audio steganography

* real-time watermarking methods in streaming music

* Zero-Crossing Rate-Based Perceptual Features of bio-acoustic cover signal

* Pulse Width Modulate/Pulse Position Modulate fans motor

* Truth Default Theory

* Information Manipulation Theory

* Gas-lighting via networked environments

The requested documents will be made available to the general public, and this request is not being made for commercial purposes.

In the event that there are fees, I would be grateful if you would inform me of the total charges in advance of fulfilling my request. I would prefer the request filled electronically, by e-mail attachment if available or CD-ROM if not.

Thank you in advance for your anticipated cooperation in this matter. I look forward to receiving your response to this request within 20 business days, as the statute requires.

Sincerely,

Declan Konroyd