Format(s): Stereo (Stereo Files) Stereo: stairwell_ortf.wav Sample Rate: 96 kHz Number of Channels: 2 Bits per Sample: 24 Duration: 3 s File Size: 1.65 MB File Format: wav Source Sound: Genelec S30D, 15 second log. sine sweep Microphone: Cardioid Microphone, Neumann KM 140 Source Receiver Distance (m): 3 m Source Height: 1.5 m Receiver Height: 1.5 m