Portal 2 Chamber 11
You can help by correcting spelling and grammar, removing factual errors and rewriting sections to ensure they are clear and concise. Contents Volume 1On May 25, 2011 on the official Portal 2 blog, the first volume out of three of the complete soundtrack titled Portal 2 Soundtrack: Songs to Test By and featuring the fully mixed tracks was released for free on MP3 format, alongside ringtone versions for Android and iPhone.On the blog, the soundtrack is marketed as an 'aural stimulus package' developed. In the MP3 files, is credited as 'Aperture Science Psychoacoustics Laboratory.' Below are sections outlining the tracks from this volume.#TitleLengthLocation played1Science is Fun02:33Played during the Portal 2 TV Spot and other trailers.
Portal 2 Break 11 Test Chamber Monitors
Portal 2 Chamber 17
During the, a full version was released with the game 'BIT.TRIP BEAT'.2Concentration Enhancing Menu Initialiser02:17In the menu selection when highlighting Portal 2.:11Played on the first main menu screen and in the part near the end of when approaching the. The electronic sweeping sound in the beginning can be heard in the ending cutscene 'Caroline Deleted.'