Rohde & Schwarz Changes port 2 to 3.5mm(f), for calibration unit R&S®ZN-Z51 Var72/74 (hardware option)
The Rohde & Schwarz 1319.5720.12 is a hardware option designed specifically for the R&S®ZN-Z51 calibration unit, variants 72 and 74. This adapter changes port 2 of the calibration unit to a 3.5 mm (female) connector, enabling compatibility with test setups that require this connector type. It is an official accessory from Rohde & Schwarz, ensuring precise mechanical and electrical fit for calibration and measurement tasks. The adapter is intended to maintain the high accuracy and repeatability standards required for vector network analyzer calibration, supporting professional RF and microwave measurement environments.