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Agilent 81632B/3B/4B/6B/7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module, First Edition
€
N O TE
: The Nonlinearity is calculated recursively using n=10 as reference point.
The formula is:
Linearity of 81635A / Channel 1
3.00%
2.00%
1.00%
0.00%
-1.00%
-2.00%
-3.00%
-60
-50
Figure 5
Linearity Test
Noise Test
1 Insert the device under test, a 8163xA/B Power Sensor, into a slot of
the 8163B mainframe. Make sure the optical input of the Device
Under Test (DUT), 8163xA, is not receiving any light by placing a
plastic cap over the input. Move to the DUT Power Meter channel,
press [Menu], move to <Zero>, and press Enter.
2 Press Appl, move to <Stability>, and press Enter. The Stability
Setup Screen appears.
3 Ensure, that the correct channel is selected in the upcoming Module
Selection box.
4 Press [Menu] to access the Logging application menu screen.
5 Move to <Pwr unit>, press Enter, move to <W>, and press Enter.
×
×
〈
A
B
n
n
NL
=
n
×
×
〈
A
B
n
n
-40
-30
-20
Optical Power [dBm]
〉
NL
+
1
–
1 for n < 10
n
+
1
〉
NL
+
1
–
1
for n > 10
n
–
1
-10
0
10
41
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