Four loopback settings files T/R output --> cable --> 20 dB high power atten --> cable --> J1 to J2 6 dB coupler (0 dB atten) --> cable --> 40 dB atten --> Delay line --> 20 dB atten --> J3 to J1 directional coupler (6 dB atten) --> cable --> 20 dB high power atten --> cable --> T/R Equalization Setup DDS --> Cable --> Splitter --> 50dB atten --> Cable --> Receiver DDS --> Cable --> DSO 544 mVpp equalization_10us_LOOPBACK_mcords3_20191009_043623_01 All cables equal length mcords3_20191009_044439_01.xml Added long cable to DDS 1 mcords3_20191009_045307_01.xml Added 6 dB attenuator to DDS 4