The MFJ VNA Antenna Analyzer is a powerful device that covers a wide frequency range from 1 to 230 MHz with 1Hz resolution. It offers various frequency sweep plots including SWR, Impedance, Resistance, Reactance, Phase Angle, Complex Return Loss, and Smith Chart. The analyzer features OSL calibration for exceptional accuracy and the ability to determine the sign of reactance, making it easy to identify inductive or capacitive reactance. With its compact size and backlit LCD screen, it is convenient to use in any environment. The analyzer also offers 32 memories for storing screens and supports firmware upgrades via USB. It operates on two AA batteries and comes with additional accessories. Despite its affordable price, the MFJ-226 delivers professional-grade performance and accuracy.