Hydra is ideal for applications that require direct connection to a PC for real-time data collection. Easy-to-use front-end An RS-232 serial interface makes it easy to connect the Hydra Data Acquisition Unit to a PC or modem for real-time data acquisition. The 2620A can also be used as a 20-channel panel meter. IEEE interface An optional IEEE-488 interface easily allows you to integrate the 2620A with other IEEE-488 instruments and your PC. The 2620A delivers workhorse performance for a wide variety of applications such as test and monitoring systems.