Dual subwoofer outputs allow multiple woofers to be connected to the same amplifier without having to resort to pigtails, wire nuts, or specialized connectors.
双重低音炮输出可使多个低音扬声器连接到同一个扩音器上，而不需要依靠抽头、接线螺帽或专用连接器。
2
The EL1528 is a dual channel differential amplifier designed for driving full rate ADSL signals at very low power dissipation.
该EL1528是一种双通道差分放大器设计用于驱动全速率的ADSL信号在非常低的功耗。
3
The EL2227 is a dual, low-noise amplifier, ideally suited to line receiving applications in ADSL and HDSLII designs.