User Manual

The Spectrum Application (RF Measurements)
R&S
®
FPL1000
192User Manual 1178.3370.02 ─ 09
Setting up the measurement
1. Preset the R&S FPL1000.
2. Set the center frequency to 903.25 MHz.
3. Set the reference level to 10 dBm with an offset of to 30 dB.
4. Press the [MEAS] key or select "Select Measurement" in the "Overview".
5. Select the "SEM" measurement function.
6. Select the "Sub Blocks" softkey and enter "Sub Block Count" of 2.
7. For "Sub Block A", define the settings for the 3GPP/FDD signal:
● Set the "Center Frequency" to 900 MHz
● Set the "Base Station RF Bandwidth" to 5 MHz.
● Select "Apply to SEM".
8. For "Sub Block B", define the settings for the EUTRA/LTE signal:
● Set the "Center Frequency" to 906.5 MHz
● Set the "Base Station RF Bandwidth" to 5 MHz.
● Select "Apply to SEM".
9. Select [RUN SINGLE] to perform a measurement with the new settings.
The results of the measurement for each sub block are displayed in the Result
Summary. The summarized limit line is indicated in the Spectrum graph.
Figure 7-31: Multi-SEM measurement: results of the measurement for each sub block
Measurements and Results