Ramp Test Set_x000D_ _x000D_ The IFR 6015 is a compact, lightweight and weatherproof unit designed for testing transponder modes 1,2,3A/C/S, TCAS I, II and Military E-TCAS as well as TACAN. For Sale In USA Only. Not for Export. ITAR controlled _x000D_ Contact us today for quality new and used avionics equipment. If you are upgrading to newer technology we can help. We take trade ins and buy decommissioned gear.