Description: Spirent SR5058 Test Configuration Unit, S/N UCU290B5, The SpirentSR5058 & SR5058L are test configuration units that are used with theSpirent U-ATS System test system. Its purpose is to route the RF signals in aU-ATS system architecture closed-loop configuration to complete test bed forthe evaluation of UTMS Lot of (universal mobile telecommunication system)mobile device performance. It is remotely controlled by the rear panel serialcable port. The equipment consists of a metal enclosure, containing a powersupply with a single 15V/40W output, circuit protection, RF connections(including 2-way dividers & switches), equipment LED status indicatorlight, and connection for a remote operation system.