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HP II941 OPERATION NOTE
2. Set the HP 3577A as follows:
INST PRESET
TRACE 1
INPUT..
521
DISPLAY FUNCTION.Log Mac
REF LEVEL..
... dB/Div
REF POS
100 %
SWEEP TYPE. Log Freq Sweep
SWEEP MODE
ConL
START FREQ
.
,Oo kHz
CTrvp HP pr\
oi\Jr rKHy..
MHz
AMPTD ..
dBm
3. Physically align the probes as shown in figures 13 and 14. The identification label of the DUT should
face upward This alignment illuminates one of the sense loops of the DUT with a magnetic field.
SOURCE
WORK SURFACE
{PREFERABLY WOODEN)
Figure 13. Probe Orientation for Insertion Loss Test
TOP VIEW
1941A
ae 9
KHz >
ao
KHz
ZHM OC • ZKH 6 38
SOURCE
Figure 14. Detail of Probe Orientation for Insertion Loss Test
(Measurement of Loop #1)
14
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