Keysight N9038A MXE Service Guide 687
Tests
Amplitude Accuracy - Preamp On
Figure 22-5 Absolute Amplitude Accuracy - Preamp On Test Setup
Procedure
1. Zero and calibrate the power meter.
2. Configure equipment as shown in Figure 22-5, with the power splitter
connected directly to the receiver RF Input with an adapter when needed.
RF Input 1 - Preamp On
3. If the auto alignment for the receiver has not been performed within the
past 24 hours, press System, Alignments, Align Now, All to perform the
auto alignment routine.
4. On the signal generator, press PRESET, then set the controls as follows:
FREQUENCY, 50, MHz
Power Level, −13, dBm
RF On
5. Select RF Input 1 on the receiver by pressing Input/Output, RF Input, RF
Input Port, RF Input.
To minimize stress on the test equipment connections, support the power sensor.