There are companies that offer sound/vibration isolating chambers [0][1][2][3][4], typically they're geared toward audiometric testing or musicians. From what y

There are companies that offer sound/vibration isolating chambers [0][1][2][3][4], typically they're geared toward audiometric testing or musicians. From what you are describing, you'd like something a little smaller, but even then they're going to be bulking, heavy and expensive if you want them to provide any reasonable attenuation. [0] http://www.iac-acoustics.com/us/soundproof-rooms-and-booths/ http://www.iac-acoustics.com/us/soundproof-rooms-and-booths/ [1] http://www.wengercorp.com/sound-isolation/index.php http://www.wengercorp.com/sound-isolation/index.php [2] http://www.whisperroom.com/sound-booth-applications-practice http://www.whisperroom.com/sound-booth-applications-practice [3] DIY solution: http://www.soundproofing.org/infopages/portable_sound_control_room.htm http://www.soundproofing.org/infopages/portable_sound_contro... [4] http://www.gretchken.com/sound_booths.htm http://www.gretchken.com/sound_booths.htm