R3132 Series Spectrum Analyzer Operation Manual
5.2.15 Second Harmonic Distortion
5-56
Procedures:
Setting the measurement conditions
1.
On the power meter, perform the zeroing and calibration with power sensor.
2.
On the power meter, set the unit into dBm mode, after calibration has done.
3.
On the power meter, set the correction frequency to 1.5 GHz.
4.
Connect the power meter, the signal generator, the power splitter and the low
pass filter as shown Figure 5-15.
Figure 5-15 Setup of Second Harmonic Distortion Test
CAUTION:
Use only 75
Ω
Ω
Ω
Ω
cables, connectors, or adapters on R3132N, or damage
to the input connector will occur.
Measuring the Second Harmonic Distortion
5.
On the signal generator, set controls as follows:
Frequency:
1.5 GHz
Output Level:
0 dBm
6.
On the R3132 series, after preset, set controls as follows:
Center Frequency:
1.5 GHz
Frequency Span:
10 kHz
Input Attenuator:
20 dB
Reference Level:
-10 dBm
VBW:
30 Hz
7.
On the signal generator, adjust output level so that the power meter reading is
-10 dBm
±
0.09 dB.
Minimum
Loss Pad (*1)
*1 R3132N only