Recording in stereo with a pmd660 and a at822 microphone. Without editing. In the heart of the gothic district of barcelona, plaça del pi (spain)12 of august of the 2005. To 12 at night. Who smiles at night?.
A 1khz wave, often used as an effect for a flatline, test pattern, censorship, etc. This one more for effect (such as a movie) than a test tone. This was built with a square waveform for maximum loudness.
This sound was recorded when dragging a chair in the gutenberg square at poble nou campus, pompeu fabra university. It was recorded using a zoom h2 with medium gain and directionality of 90 degrees.