ADVANTEST R3132 Series User Manual

R3132 Series Spectrum Analyzer Operation Manual
2.2.9 Measuring low level signals
2-39
7. Press LEVEL, 5, 0 and MHz(-dBm).
The reference level is set to -50 dBm.
Figure 2-28 Screen Display Prior to Changing the RBW
Changing the RBW
The RBW default setting is 10 kHz. The noise level can be reduced by decreasing this
value.
8. Press BW, RBW AUTO/MNL(MNL), 1 and kHz.
The RBW mode is changed to manual, and the resolution bandwidth is set to 1
kHz. As a result, the dynamic range has increased and this has reduced the noise
level by approximately 10 dB.
Figure 2-29 Screen Display after Changing the RBW
Changing VBW
The noise width can be further reduced by setting the VBW to 1/10 of the RBW.

ADVANTEST R3132 Series Specifications

General

Brand	ADVANTEST
Model	R3132 Series
Category	Measuring Instruments
Language	English