The OA, however, can boost the signal power of all wave-lengths in the fiber, thus eliminating the need for separate regenerators, and allowing many wavelengths to share the same fiber.

• 然而；光放大器(OA)可以放大光纤中所有波长的信号功率；这样就不需要不同的再生器并允许许多波长公用同样的光纤.