Rohde & Schwarz Receiver step attenuator, port 2 electronical, 30 dB, 10 dB steps for R&S®ZNL4 (retrofittable in R&S service)
The Rohde & Schwarz 1303.8130.02 is an electronically controlled receiver step attenuator designed specifically for port 2 of the R&S®ZNL4 vector network analyzer. It provides a total attenuation range of 30 dB in selectable 10 dB steps, enabling precise signal level adjustment for measurement flexibility and protection of sensitive receiver circuits. This attenuator is retrofittable and must be installed by authorized R&S service personnel. It is engineered to maintain the high measurement accuracy and dynamic range of the R&S®ZNL4, supporting a wide variety of test scenarios in RF and microwave applications. The step attenuator is an official accessory, ensuring full compatibility and reliability within the R&S®ZNL product ecosystem.