R3132 Series Spectrum Analyzer Operation Manual
5.2.5 Resolution Bandwidth Accuracy and Selectivity
5-21
8.
Repeat steps 5 though 7 for each RBW and frequency span setting listed in Table
5-7.
Table 5-7 RBW and Span for 3 dB Down Width Measurement Setting
Measuring the 60 dB Down Width
9.
On the R3132 series, after preset, set controls as follows:
Center Frequency:
30 MHz
Frequency Span:
50 MHz
Reference Level:
0 dBm
VBW:
10 kHz
dB/div:
10 dB/div
Trace Detector:
Sample
(Press TRACE, Detector, Sample)
10. On the R3132 series, press as follows to set continuous 60 dB down marker
mode.
MEAS, XdB Down, 6, 0, GHz(dB), Cont Down ON/OFF(ON)
11. On the R3132 series, set controls as follows:
RBW:
3 MHz
Frequency Span:
25 MHz
12. On the R3132 series, press SINGLE for single sweep.
13. Record the frequency of the X dB down marker reading on the performance ver-
ification record sheet.
14. Repeat steps 11 though 13 for each RBW and frequency span setting listed in
RBW
Frequency Span
1 MHz
2 MHz
300 kHz
500 kHz
100 kHz
200 kHz
30 kHz
50 kHz
10 kHz
20 kHz
3 kHz
5 kHz
1 kHz
2 kHz
300 Hz (OPT27)
1 kHz
100 Hz (OPT27)
1 kHz
30 Hz (OPT27)
1 kHz
