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 You Want? the list of celebrated contributors, Lomax's "stylish compositions and superb voice were equal to such esteemed company". In his preview of the label's 2010 reissues, for "Rolling Stone", David Fricke listed it third among his top five non-Beatle Apple albums, writing: "["Is This What You Want?"] often sounds like a student edition of Delaney and Bonnie's gospel-spiced R&B with some odd jarring touches … But 'Sour Milk Sea' is dynamite, the title track bears a neat eerie resemblance to 'I Am the Walrus' in the opening measures, and Lomax is a formidable voice, in the gruff, chesty British tradition of