Rohde & Schwarz Receiver step attenuator port 1, electronical, 30dB in 10dB steps, for R&S®ZNB4 Cannot be combined with ZNB4-B52/54 (retrofittable in factory or service only)
The Rohde & Schwarz receiver step attenuator port 1 (part number 1316.0185.02) is an electronic attenuator designed specifically for the R&S®ZNB4 vector network analyzer. It provides up to 30 dB of attenuation in selectable 10 dB steps, allowing precise control of signal levels at port 1. This option is intended to enhance measurement flexibility and protect the receiver from high input levels. The attenuator is retrofittable only at the factory or by authorized service personnel and cannot be combined with the ZNB4-B52 or ZNB4-B54 options. It is engineered to maintain the high performance and accuracy standards of the R&S®ZNB4 platform.