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? John Barham would be credited for orchestration on "Is This What You Want?", Beatles producer George Martin can be heard on "Get Back" audio tapes from 10 January wondering whether Harrison, who had just walked out on the band, would be attending a strings overdubbing session Martin had arranged that evening for one of Lomax's tracks. Harrison originally considered giving his most successful composition, "Something", to Lomax to record,<ref name="Lewisohn/Mojo">Mark Lewisohn, "Something Else", in "Mojo Special Limited Edition", p. 118.</ref> after Lennon and McCartney had shown little interest in it during the "Get Back" sessions. Harrison instead offered the song