The Open Box SV4401A Dual-Port Handheld VNA, 50KHz to 4.4 GHz is a powerful vector network analyzer designed for amateur radio operators, antenna builders, RF engineers, and electronics professionals who need accurate RF measurements in the field or on the bench. Covering an impressive frequency range from 50 kHz to 4.4 GHz, the SV4401A supports both S11 and S21 measurements, making it ideal for analyzing antennas, filters, duplexers, amplifiers, couplers, transmission lines, and other RF components. Its large 7-inch IPS capacitive touchscreen provides an intuitive user experience with support for Log Magnitude, Phase, Smith Chart, VSWR, and Group Delay displays for comprehensive RF analysis.
Advanced Features for Serious RF Work
Built for demanding measurement applications, the SV4401A offers up to 1001 sweep points, sweep speeds of 400 points per second, and an integrated Time Domain Reflectometry (TDR) function for cable length measurement and fault location. Rugged N-type connectors provide durability and reliability for repeated testing, while onboard storage, calibration management, screenshot capability, and USB-C connectivity enhance workflow efficiency. With firmware update support, PC software compatibility, and a complete accessory kit included, the SV4401A delivers professional-grade performance in a compact handheld format.
