I
-
I
-
Making Measurements
Measuring Reflection Response
)I:
Ref
lect1on
D2.
off
Log Mag 5.0
dB/
Ref
-15.00
d0
c
d0
5
0
1
-5
/
-10
Chl
-20
1
7
-25
-35 I
I
I
I
I I
I
I I
I
I
Abs
1
I
I / I
/
I
Start 0.300 MHz
stoo
3 000.000 MHZ
Figure 3-10. Example of a Reflection Measurement Display
3. To quickly determine the filter’s return loss, press
[j)
and then use
the front panel knob, the
m
@J
keys, or the numeric keypad to read the
value of return loss at the desired frequency.
4. See “Using Markers” in Chapter 4 for detailed information on using
markers to interpret measurements.
深圳市盛腾仪器仪表有限公司 Tel:0755-83589391 Fax:0755-83539691 Website: www.Sengt.com
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