Rohde & Schwarz Changes port 1 to 7/16(m), upper frequency limited to 7.5GHz !, for calibration unit R&S®ZN-Z51 Var72/74 (hardware option)
The Rohde & Schwarz 1319.5759.11 is a hardware option for the R&S®ZN-Z51 calibration unit. This option modifies port 1 to use a 7/16 male (7/16(m)) connector, with the upper frequency limited to 7.5 GHz. It is designed to support specific calibration and measurement requirements where a 7/16(m) interface is necessary, ensuring compatibility with relevant test setups. The option is intended for use with the R&S®ZN-Z51 Var72/74 variants, providing reliable and precise calibration performance within the specified frequency range. This hardware modification is factory-installed and tailored for professional RF and microwave test environments.