Fluke 96000 Series Service Manual page 62

96000 Series
Service Manual
2. Set the UUT as follows:
For the 96270A, ensure the Leveling Head output is selected.
3. Allow the AC Measurement Standard to make several measurements and the
4. Set the UUT output to the next frequency listed in Table 3-10 for this test
5. Repeat step 3 and confirm that the measured output level is within the
6. When the test frequency is 100 kHz, record the measured level in dBm as P
7. Repeat steps 2 through 7 for the next test amplitude listed in Table 3-10,
High Frequency Test Points (steps 8-27)
8. Connect the 50 Ω Leveling Head to the 50 Ω thermal Power Sensor via a
9. Set the UUT as follows:
3-20
Mode
Frequency
Level
Output
reading to settle. Convert the settled reading from V rms to dBm using this
formula:
dBm (50 Ω)
The result must be within the tolerance listed in Table 3-10.
amplitude.
tolerance shown in Table 3-10.
for use later in this procedure.
applying the 5790A 2.2 mV range linearity error correction at levels below
-40 dBm .
precision 50 Ω Type-N female-to-female adapter. See Figure 3-6 for
equipment connections.
Mode
Frequency
Level
Output
Note
Leveled Sine
1 kHz
+16 dBm
OPER

2
V
 
=
10 Log
10
×
50 . 0 001

Leveled Sine
100 kHz
+16 dBm
OPER

 

1