Planar R54 is a Vector Reflectometer designed for S11 parameter measurement. It provides high accuracy measurements for magnitude and phase in frequencies between 85 MHz and 5.4 GHz. With a weight of only 8.8 oz, this device is portable so that you can conveniently take it into any testing environment. Planar R54 is the ultimate compact workhorse analyzer, providing a variety of analytical capabilities in the frequency and time domains.