[Frequencies, kHz] F1 = 25 F2 = 50 F3 = 100 F4 = 200 [Flux density, mT] B1 = 50 B2 = 100 B3 = 200 B4 = 300 [F_25] B_50 = 1,5 B_100= 10 B_200= 65 B_300= 190 [F_50] B_50 = 4,4 B_100= 28,7 B_200= 190 B_300= 565 [F_100] B_50 = 10 B_100= 70 B_200= 480 B_300= 1440 [F_200] B_50 = 38,4 B_100= 255 B_200= 1676 B_300= 0 mu = 2300 Hc = 18 Br = 0,17 Bmax = 0,3 Bmmax = 0,3