Add-drop multiplexer Add-drop multiplexer An add-drop multiplexer (ADM) is an important element of an optical fiber network. A multiplexer combines, or multiplexes, several lower-bandwidth streams of data into a single beam of light. An "add-drop" multiplexer also has the capability to "add" one or more lower-bandwidth signals to an existing high-bandwidth data stream, and at the same time can extract or "drop" other low-bandwidth signals, removing them from the stream and redirecting them to some other network path. This is used as a local "on-ramp" and "off-ramp" to the high-speed network. ADMs can be used both in long-haul core networks and in
Is This What I Get For Loving You? direction from the typical love songs usually recorded by the Ronettes, "Is This What I Get For Loving You?" was the only Ronettes single to revolve around the depression which sets in after the ending of a relationship. Their other singles, such as "Be My Baby", "Baby, I Love You", and "Do I Love You?", had featured a more up-beat, positive attitude towards love, while "Is This What I Get For Loving You?" moved The Ronettes into a different, more mature direction. Unfortunately, this attempt to bring a more mature image of the group proved to be unsuccessful. "Is This