23 | Keysight | E4991B Impedance Analyzer - Data Sheet
Option E4991B-002 Material Measurement (Typical)
(continued)
Examples of calculated permeability measurement accuracy
Δµ'
Figure 22. Permeability accuracy
r vs. frequency (at F = 0.5 mm, typical)
(
)
µ'
r
Δµ’
Figure 23. Permeability accuracy
r vs. frequency (at F = 3 mm, typical)
(
)
µ’
r
Figure 24. Permeability accuracy (Δµ' ) vs. frequency (at F = 10 mm, typical)
r
r
µ'