Additional Features: Frequency Range: 100 kHz to 500 MHz Impedance: 50 ohm Directivity: 40 dB @ 300 kHz to 200 MHz Transmission Magnitude Phase (@ = 300 kHz): ± 1 dB, ± 5 deg Reflection Magnitude Phase (@ = 1 MHz): ± 1 dB, ± 5 deg Effective Source Match at Test Port: >20 dB @ =  300 kHz 50 Ohm type N(f) The Agilent  41952A Transmission/Reflection Test Set allows the Agilent 4195A Network/Spectrum Analyzer to perform full S-Parameter measurement without having to remove and reverse the device. The Agilent 41952A Transmission/Reflection Test Set is used for 50 ohm applications.