The HP Agilent 37741A DS1 Tester gives you the power of a full-size T1 test set in the palm of your hand. It features single keystroke configuration and results reporting. With the 8 bicolor LEDs and large LCD display see the received signal's status in real time. Extensive T1 and FT1 signal generation and analysis, simplified line and path test, and addressable repeater control are included.