The SXL-MAGSIM-03 from SPUTNIX is a Magnetic Field Simulator with Range ±220 µT, Magnetometer Sensitivity Not worse than 0.02 µT, Magnetic Field Uniformity 1300 Dia mm (Sphere), Angular Orientation 0 to 4p steradian, Coil Size 2.4 m. Tags: Merritt Coil, Square Coil. More details for SXL-MAGSIM-03 can be seen below.