R3132 Series Spectrum Analyzer Operation Manual
2.3.3 Measuring Adjacent Channel Leakage Power (ACP)
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2.3.3.2 SEPARATE Display
This section describes how to measure PHS digital modulating signal in Separate screen mode.
Measurement conditions: The unit used in this measurement must output a PHS signal with a frequency
of 1917.950 MHz and a level of +10 dBm.
Use appropriate parameter values to make the measurements shown below.
ACP Measurement Setup
1. Connect the unit under test as shown in Figure 2-62.
Figure 2-62 Setup Measuring Adjacent Channel Leakage Power
Power on
2. Turn the analyzer and the unit under test power on.
Setting the unit under test
3. Activate the signal output for the unit under test.
Initialization
This resets the current settings to the factory defaults or user-defined presets.
4. Press SHIFT and CONFIG(PRESET).
This sets the analyzer to its presets values.
Setting the measuring conditions
This changes the analyzer settings so that the input signal is displayed more clearly.
5. Press FREQ, 1, 9, 1, 7, ., 9, 5, 0 and MHz.
A center frequency of 1917.950 MHz is set.
6. Press SPAN, 3 and MHz.
A frequency span of 3 MHz is set.
7. Press LEVEL, ATT AUTO/MNL(MNL), 3, 0 and GHz(dB).
The attenuator is set to 30 dB.
8. Press LEVEL, 0 and GHz(+dBm).
The reference level of 0 dBm is set.
Unit under test
R3132 Series Spectrum analyzer
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