data analyzer retrieval analysis and printing of data for speedometer of electric loco, make :- medha type mrt 922 or lax van or tel pro or steaslit ltd. or similar, scope of supply : 1) lazer jet printer a 4 size, hp/canon . 2) memory card reader unit for mrt 922, & 3) laptop with charger and data downloading cables material to be supplied as per technical specification with latest specifications.