MIL-M-49242 Revision A, April 29, 1988
Includes all amendments and changes through Validation Notice 1, November 29, 2011
This specification covers the design, fabrication and testing necessary for the manufacture of the Multiplexer, TD-1237(P)/G. This unit is also known as the Master Group Multiplexer (MGM) and is one of the electronic units that comprise the Digital Group Multiplex (DGM) family of cable system equipment developed by the Joint Tactical Command, Control and Communications Agency (JTC3A, formerly TRI-TAC). See 6.1 for intended use and functional description of the unit.