This test system is similar to Model CIS-25, except with to the increased capability to achieve higher test levels. The included ACS power amplifier, model ACS-230-50W, has a 50-watt output power rating, and 47 dB gain. Also included in this system are a coupling/decoupling network (CDN), a directional coupler, 150? to 50? Adapters, power attenuators, cables and [optional] CSAT software.