Rohde & Schwarz Source reference signal access for port 1 and port 3 before the source step attenuator, for R&S®ZNA43 requires R&S®ZNA43-B16/-B21/-B23 (Hardware option, Upgrade option)
The Rohde & Schwarz 1332.6190.53 is a hardware upgrade option for the R&S®ZNA43 vector network analyzer. This option provides access to the source reference signal at port 1 and port 3 before the source step attenuator, enabling advanced measurement configurations and signal routing flexibility. It is specifically designed for users who require direct access to the reference signal for specialized test setups or integration into automated systems. The option requires the presence of one of the following hardware options: R&S®ZNA43-B16, R&S®ZNA43-B21, or R&S®ZNA43-B23. Installation of this upgrade enhances the versatility of the R&S®ZNA43 by allowing users to tap into the reference signal path, which can be critical for certain calibration or measurement scenarios.