The ME7873F/ME7874F test platform supports the most GCF/PTCRB-approved TS34.121 RF conformance test cases in the world. Various tests with W-CDMA wireless device in loopback status, as well as no-call testing, are supported by configuring a system from various instruments and dedicated software centered on the MD8480C W-CDMA Signalling Tester. Moreover, the all-in-one design supports conformance tests of all 10 UMTS bands (I, II, III, IV, V, VI, VIII, IX, XI, and XIX) used worldwide.