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Performance Tests
Model 8902A
~
~~
-0.015
dB
-0.065 dB
-0.115
dB
-0.015
dB
5.
Measure -50 dBm to -100 dE3m Error:
a. Reduce the signal generator level by 50
dE3.
b. Wait for
a
measurment to be displayed.
c.
On the Measuring Receiver, press the blue key and SET REF to establish a new ratio
d. Repeat step
4
using the following table.
reference.
A1 -1AI
B1
-le(
Cl-lC(
D1-101
Step Attenuator
I
Setting(dB)
0
10
20
30
40
50
0
Step Attenuator
Value (dB)
A l =
0.000
dB
B1=
c1=
D1=
E l
=
F1=
G1= 0.000
dB
HP 8 9 0 2 ~
Reading (dB)
A=
B=
C=
D=
E=
F=
G=
~~
Lower
Limit
-0.015
dB
-0.025
dB
-0.035
dB
-0.045
dB
-0.055
dB
-0.065
dB
-0.015
dB
Calculated
Error
A I
-IAI
8 1 - 1 8 1
Cl-(C(
Dl-IDI
El-IEI
~ 1 - 1 ~ 1
Gl-JGI
-
Upper
Limit
~~
0.015
dB
0.025
dB
0.035 dB
0.045
dB
0.055
dB
0.065 dB
0.015
dB
6.
Measure -100 dBm to -120 dBm
Error:
a. Reduce the signal generator level by
50
dB.
b. Wait for a measurment to be displayed.
c.
On the Measuring Receiver, press the blue key and
SET REF to
establish a new ratio
d. If the Measuring Receiver does not display 0.000
dB
f0.003, press blue key and SET REF
e. Repeat step
4
using the following table.
reference.
again.
Step Attenuator
Setting (dB)
Step Attenuator
Value (dB)
A1
= 0.000
dB
B1=
c1=
D1= 0.000
dB
HP 8 9 0 2 ~
Reading (dB)
A=
B=
C=
D=
Calculated
Lower
Limit
I
Error
0.015
dB
0.065
dB
0.115
dB
0.015
dB
4-50.2
rev.24A
UG87
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