IFR 4000 NAV/COMM Ramp Test Set"...compact, lightweight and weatherproof unit designed for testing ILS, VOR, Marker Beacon and VHF/UHF communications avionics systems."
IFR 4000 Screen shot # 1 (high res / 942 kb)
IFR 4000 Screen shot # 2 (high res / 1.54 mb)
