A Practical Comparison of Three
Tetrahedral Ambisonic Microphones
SURVEY AND SAMPLE FILE DOWNLOAD PAGE 1
Listener survey files for download*:

Listener Survey Sample #1 (short): Chamber Winds (06:15) (33MB/file).
Ambisonic W-channel (omnidirectional) only. Segments are switched between the 3 microphones in a quasi-random order.
Credits: UT Chamber Winds; Dr. Scott Hanna, Conductor. Recorded November 23, 2008, at Bates Recital Hall, Butler School of Music, The University of Texas at Austin.
Survey_1_exp.wav       Survey_1_tetra.wav     Survey_1.pdf
Survey_1_MkV.wav


Listener Survey Sample #2: Casavant Freres Organ (06:26) (39MB/file).
Complete 4.1 stems from each of the 3 microphones.
Credits: Dr. David Weigle, Organist. Recorded December 19, 2008 at The First Baptist Church of Austin, Texas.
Survey_2_LF.wav         Survey_2_RF.wav     Survey_2.pdf
Survey_2_LS.wav     Survey_2_RS.wav
Survey_2_LFE.wav


*NOTE: To download files, right-click (or option-click) on the filename, then select "File/Save As". These are very large, uncompressed audio files.
Note: The sample audio files are served from an offsite server.
Other sample files for download*:

Sample #1: Tuba and Euphonium Ensemble (03:25) (27MB/file).
B-format files for the experimental and Soundfield MkV mics. Credits: Chamber Music for Tubas and Euphoniums; Dr. Steven Bryant and P. Blake Cooper, Coaches. Recorded October 26, 2008, at Bates Recital Hall, Butler School of Music, The University of Texas at Austin.
tuba_exp_w.wav                 tuba_exp_x.wav           tuba.pdf
tuba_exp_y.wav     tuba_exp_z.wav
tuba_mkv_w.wav     tuba_mkv_x.wav
tuba_mkv_y.wav     tuba_mkv_z.wav


Sample #2: Wind Symphony (01:45) (9.4MB/file).
B-format files for 3 microphones.
Credits: The UT Wind Symphony; Dr. Robert M. Carnochan, Conductor. Recorded November 19, 2008, at Bates Recital Hall, Butler School of Music, The University of Texas at Austin.
windsym_exp_w.wav     windsym_exp_x.wav   windsym.pdf
windsym_exp_y.wav     windsym_exp_z.wav
windsym_tetra_w.wav     windsym_tetra_x.wav
windsym_tetra_y.wav     windsym_tetra_z.wav
windsym_mkv_w.wav     windsym_mkv_x.wav
windsym_mkv_y.wav     windsym_mkv_z.wav