: Set your system to a moderate volume level to protect both your hearing and your equipment during the initial calibration .
Nearly every AV receiver (Denon, Yamaha, Sony, Onkyo, etc.) has a built-in test tone generator. This is your best friend. surround sound system test
YouTube compresses audio. For critical testing, download uncompressed WAV or FLAC files from sites like The Digital Theater or Dolby’s official test tones . : Set your system to a moderate volume
Stream (on Tidal or Apple Music in Dolby Atmos). Close your eyes. You should hear rain and insects above and behind you, not just from the sides. not just from the sides.