The ARGUS^® 3u basic is the best value for money entry-level ISDN Tester: it can be used to test ISDN interfaces quickly and easily.

The ARGUS^® 3u basic tests BRI S/T and U accesses in TE and leased line modes plus POTS interface optionally. The user-friendly test set provides automatic testing of accesses, services and supplementary services. It also supports voltage and signal level measurements, as well as a bit error rate test (BERT). With this full set of features, the ARGUS^® 3u basic offers a truly impressive and low-cost entry into the world of ISDN measurement technology.

The extremely lightweight handheld tester is particularly user-friendly thanks to its intuitive menu structure.