With recording devices and microphones pdsounds volunteers acoustically discover the beauty of the world. From the million sounds of things to the pure waves of sinus. Our goal is to record it all and make it available for free. read more
Frequency
Toy Siren Alarm
By Stephan, April 6th, 2008 Alarm | cheesy | Frequency | high | Oscillation | Pitch | Siren | toy | unnerving | unpleasant | Wave | Single Subject | Synthesized | Tone / Tune | 128 kBit/s | Stereo 0:20 minutes (320.04 KB)
Toy fire brigade car with a cheesy siren.
500 hz sinus tone
By Stephan, July 19th, 2007 Frequency | Herz | Oscillation | Sinus Tone | Wave | Tone / Tune | 160 kBit/s | Stereo 0:10 minutes (201.06 KB)
sin(2*pi*f*t)
Sinus Wave: 500 hz
Energy Barrier, Pad
By Stephan, April 28th, 2007 buzzing | Current | Electricity | Energy | Field | Frequency | humming | Noise | Pad | Power | Sci-Fi | Single Subject | Synthesized | Experiment | 160 kBit/s | Stereo 0:20 minutes (399.53 KB)
Sounds like a sci-fi energy barrier to me.
Recorded on a kitchen radio, short wave frequency.
radio short wave frequency
By Stephan, April 28th, 2007 Atmosphere | Bandwidth | Frequency | Interference | Radar | Radio | Single Subject | Experiment | 160 kBit/s | Stereo 0:13 minutes (261.27 KB)
Kitchen Radio, Germany
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