R3131 Spectrum Analyzer Operation Manual
2.3 Measurement Examples
2-59Jul 10/98
2.3 Measurement Examples
2.3.1 Measuring the Channel Power
The spectrum analyzer has a power measurement function which can be used to conviently measure vari-
ous types of power. This section describes how to measure the power of a specified channel bandwidth
using the example below.
Measurement conditions:
This example shows how to measure channel power for a unit similar to PHS outputting a frequency of
1917.950 MHz and a level of 20 dBm.
Use appropriate parameter values to make the measurements shown below.
Setup
1. Connect the transmitter as shown in Figure 2-52.
Figure 2-52 Setup for Measuring the Channel Power
Power on
2. Turn the power on.
Setting the unit under test
3. Turn on the signal output for the unit under test.
Initialization
This resets the current settings to the factory defaults.
4. Press SHIFT and CONFIG (PRESET).
The default settings have now been reset.
R3131 Spectrum analyzer
RF INPUT 1
connector
Antenna terminal
External attenuator
(Attenuation: 10 dB)
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