现在,多声道系统已经成为大多数 家庭购买音响器材的首选,尤其 是在多声道模式由5.1声道进展 到6.1和7.1声道之后。然而, 在环绕声所具备的声道数愈来愈多之际,消 费者似乎也愈来愈困惑,因为声道数愈多也就 表示系统里所必须拥有的扩大机数目也愈多！尤 Multichannel systems are now the preferred choice for most homes to buy audio equipment, especially after multichannel mode progresses from 5.1 to 6.1 and 7.1 channels. However, as the number of surround channels increases, consumers also seem more and more confused because the more channels they have, the more number of amplifiers they have to have in the system! especially