development and realization of digital transmit receive units ( dtrus ) and digital receive units ( drus ) ( as per specifications and list of deliverables ) , 1 . 1 digital transmit receive unit ( dtru ) consisting of , a ) digital signal generator receiver unit ( dsgru ) , b ) s band transmit receive unit ( stru ) , c ) adapter , 1 . 2 digital receive unit ( dru ) consisting of , a ) digital signal receiver unit ( dsru ) , b ) s band receive unit ( sru ) , c ) adapter , fluid connectors and hose pipe assembly ( spt05-1151-l-cg-2 nos in each assembly ) , cables with mating connectors for monitoring ports , jtag , rf , optical interface and power supply interface of dtru and dru test jigs , high power loads and terminations etc for stand alone testing of stru , sru , dsgru &dsru ( as per annexure-e ) , dsgru and dsru power supply cables assemblies , documentation charges , nre , qualification charges for 5 types of lrus , ess/hass charges for remaining units