Adamson on Six Stages at the 2003 SXSW April 2, 2003 Big House Sound, the Austin, TX based sound company has taken delivery of sixteen Adamson Y10’s, and added an additional four Y18’s, bringing their Y18 inventory to twenty cabinets. Big House provided sound on six of the main stages at the 2003 South by South West festival from March 12 to the 16, 2003. more