Rigol RSA5000-AMK - Advanced Measurement Kit option for the Rigol spectrum analyzer RSA5000 series. With this upgrade you can perform additional measurement tasks as T-Power, ACP (Adjacent Channel Power), Multichan Pwr (Channel Power), OBW (Occupied Bandwidth), EBW (Emission Bandwidth), C/N Ratio, Harmo Dist (Harmonic Distortion) and TOI (Third Order Intermodulation).