Additional Features: Measures magnetic field radiation from surface currents, slots, cables and ICs High level of electric field rejection Allows calibrated and repeatable measurements Maximum Input Power: 0.5 watts Temperature Range: Variation over 0° C to +40° C Dielectric Breakdown: ±1 kV, typical Connector Type: SMA, replaceable barrel VSWR:< 3:1, typical Antenna Factor Accuracy: Individually calibrated to within ±2 dB in a 377 ohm field impedance The Keysight Agilent HP 11940A is specially designed to measure magnetic field radiation from surface currents, slots, cable, and ICs for EMC diagnostic and troubleshooting measurements. The Keysight Agilent HP 11940A's unique design results in a high level of electric field rejection. This significantly reduces errors allowing calibrated and repeatable measurements.