The Racal 6103E is an easy to use, fully integrated test set. It is optimized for maintenance and servicing of GSM, DCS1800, and PCS 1900 mobile telephones. The 6103E offers automatic and manual receiver, transmitter and signaling tests. The unit can be set up to be used as a modulation analyzer for alignment and dianostics. The 6103E has a bright LCD display with graphic and numeric displays.