This specification covers the design, fabrication and testing necessary for the manufacture of Modem, Cable Driver,MD-l023(P)/G. This unit is also known as Low Speed Cable Driver Modem(LSCDM) and is one element of the Digital Group Multiplex(DGM) family of cable system equipments developed by the Joint
Tactical Command, Control and Communications Agency(JTdA,formerly TRI-TAC). See 6.1 for intended use of the unit.