Agilent E4407B

This used Agilent E4407B spectrum analyzer is a workhorse instrument frequently found on the resale market for RF and microwave signal analysis. It covers a frequency range suitable for general purpose spectrum work up to 26.5 GHz and offers the accuracy and dynamic range that engineers rely on for production testing, research, and field diagnostics. The unit has been tested and is functioning within normal operating parameters for its age and usage history. The E4407B provides swept and FFT based measurement modes along with a suite of built in measurement personalities that make it useful for characterizing modulated signals, spurious emissions, and noise floor performance. Its rugged construction and proven Agilent PSA series architecture have made it a staple in calibration labs, universities, and RF service shops. Many buyers appreciate its balance of performance and affordability compared to newer signal analyzers. This analyzer is well suited for laboratories or service centers that need reliable spectrum analysis capability without the premium price tag of the latest generation instruments. It supports a wide range of applications including EMI pre-compliance testing, wireless communications troubleshooting, and general bench top RF diagnostics. The unit ships with standard accessories and has been inspected prior to listing.