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Figure 14
7 Adjust the signal generator power output for exactly -6.0 dBm as read
8 Note the power level reading on the output power meter. 50 MHz
9 Change the signal generator frequency to 2.5 GHz.
10 Set the power meter calibration factors to the 2.5 GHz value on the
11 Re-level the signal generator output power for a -6.0 dBm reading on
12 Note the power level reading on the output power meter. 2.5 GHz
13 Subtract the reading in step 8 from the reading in step 12 and record
Chapter 3: Service
Calibration Testing Procedures
Bandwidth Test Setup
on the input power meter.
power level _______________ dBm.
The output power level will be approximately -26 dBm. This corresponds to
the 10:1 division ratio of the probe.
power sensors.
the input power meter.
power level _______________ dBm
the result in the "Calibration Test Record" on page 47.
The difference should be 3.0 dB .
If the test fails
Go to the troubleshooting section in this chapter.
46
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