Song of robin, a garden bird. He cries from a tree, spacing his songs for 2 to 3 seconds, then stops, changes his tree and starts again a few dozen times and so on around his territory. UCS Category: BIRDSong. Duration: 00:02.
Beep of a truck goes back. This sound was made on computer. It is a triangular wave of frequency 1220 Hz. Easy to loop. UCS Category: BEEPVeh. Duration: 00:19.
The message "This is an important message" in international Morse (sound) alphabet. the Morse is formed of "dit" and "dah" (of points and features). 1 "dah" equals 3 "dit". The spaces between the letters are equivalent to 1 "dah". Ends with a space between the words equivalent to 7 "dit". Realized on a computer with a sine wave of 615 Hz. For more information on Morse: en.wikipedia.org/wiki/Morse_code. UCS Category: COMTelm. Duration: 00:23.
A small audience applauds after a piece played by a small band in a bar. Thanks to the music group "Les Accroch'Coeur": LesAccrochCoeur.com. UCS Category: CRWDCheer. Duration: 00:07.
Old rotary telephone. Pick up, then dial my own cell phone number. It is possible to compare the duration to find my number. Text me if you find out. Don't forget to add the France code if applicable. UCS Category: COMTelph. Duration: 00:24.
Two helicopters starting and taking off one after the other. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France. UCS Category: AEROHeli. Duration: 03:54.
