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Basic Operations for Magnetic Measurement
STEP 1. Preparation for Measurement
STEP 1. Preparation for Measurement
Selection of MUT and Test Fixture
With the E4991A, the 16454A test fixture can be used to measure magnetic materials. The
applicable dielectric materials are toroidal cores with a donut shape, such as ferrite
magnets (Figure 5-2).
Figure 5-2
Applicable magnetic materials
Table 5-1
Features of 16454A test fixture
Frequency range
1 M to 1 GHz
Required Equipment
The following equipment is required to perform magnetic measurement.
128
Maximum dc bias current
value
± 50 mA
Magnetic material size
b ≥ φ 3.1 mm
c ≤ φ 20.0 mm
h ≤ 8.5 mm
Chapter 5
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