687581.fig.006a
(a)
687581.fig.006b
(b)
Figure 6: Distribution of the magnetic flux density [mT] inside the URR 30 × 90 × 20 core (legs built up from ferrite disks with 30 mm diameter and circular cross-section, block yokes): (a) simulated and measured inductance curves, (b) (PLHB, ,  A, 20 mm hole in central disk).