20 Tracks to help set-up, test and fine-tune your audio system. The CD consists of a mix of music, sounds and voices, incorporating 14 specific test and tune-up tracks alongside carefully selected music from the highly regarded Opus3 music label.

  • Channel evaluation.
  • Phase test.
  • Speaker position and soundstage tests.
  • Stereo image depth tests.
  • Frequency range tests.
  • Six music tracks from Opus3 music label to test your system after calibration.
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