The R&S FSL18 is an lightweight and compact spectrum analyzer for cost-conscious users who want the functionality of high-end instruments. The analyzer is ideal for a large number of applications in development, service and production. Despite its compact size, it offers a wealth of functions more typical of the high-end range, thus ensuring an excellent price/performance ratio. The R&S FSL18 features a tracking generator up to 18 GHz and can analyze signals with a bandwidth of 28 MHz.