Digital Radio Test Set for AIME/CT Conformance Tester for GPRS & EDGE, for manual and automatic tests, supports GSM 850, 900,1800 and 1900 (depending to installed options), signal source : level from -40 dBm to -120 dBm (Simplex-Mode) or -47 dBm to -120 dBm (Duplex-Mode) in 50 Ohm, test receiver : level from +46 dBm to -1 dBm, maximum power 50 W (+47 dBm), A-bis-Interface with 2048 or 1544 Mbit/s, internal frequency standard,