The Rohde & Schwarz FSWP26 is a high-performance phase noise analyzer and VCO tester designed for accurate and reliable testing of signal sources. With a frequency range of 1 MHz to 26 GHz, it offers exceptional measurement sensitivity and low phase noise floor. The FSWP26 features a wide range of analysis capabilities, including phase noise, jitter, and spurious analysis, making it suitable for a variety of applications in research, development, and production. Its intuitive user interface and comprehensive software tools allow for easy and efficient analysis of VCOs, PLLs, and other signal sources. With its advanced features and high precision measurements, the FSWP26 is an essential tool for professionals working in the field of RF and microwave engineering.