Anritsu Spectrum Master MS2722C Maintenance Manual page 31

2-6 Resolution Bandwidth Accuracy Verification
Procedure
1. Connect the external 10 MHz Reference both to the MG3692x or MG3695C Synthesized Signal Generator
and to the Spectrum Master MS272xC, as shown in
2. Set the MS272xC to Spectrum Analyzer mode and then Preset the instrument. Press the Shift key, the
Sweep (3) key, Sweep Mode submenu key and then the Performance submenu key.
3. Set the MS272xC as follows:
Center Frequency: 1.0 GHz
Reference Level: –10 dBm
Atten Lvl: 0 dB
4. Set the MG3692x or MG3695C to 1 GHz CW, with an output level of –30 dBm. Apply the signal to the
Spectrum Analyzer RF In connector of the MS272xC.
5. On the MS272xC, set the Span to 20 MHz.
6. Press the BW main menu key and set the RBW to 10 MHz.
7. Press the VBW submenu key set to 1 MHz.
8. Under the Measure menu, press (Shift (4), press OCC BW and set it to On.
9. Press the dBc submenu key and enter 3.
10. Record the occupied bandwidth in
on page A-4 and verify that it is within specification.
11. Repeat Step 5 through
Table A-8.
2-12
Table A-8, "Spectrum Analyzer Resolution Bandwidth Accuracy"
Step 10 for all other settings in
PN: 10580-00279 Rev. E
Chapter 2 — Spectrum Analyzer Verification
Figure 2-1.
Table A-8 and record the occupied bandwidth in
MS272xC MM