R3131 Spectrum Analyzer Operation Manual
2.2.5 Auto Tuning
Auto tuning
5. Press AUTO TUNE.
Normally, peak searches cover the entire band, and the span gradually returns to
the original setting by keeping track of that peak signal.
With this function, the maximum peak is automatically displayed. The reference
level is set to the tuned peak level under these conditions.
ADVANTEST R3131
REF -9.8 dBm ATT 10d8 A_wrt 8_blnk
194.13L_ Norm Norm Full Span
Marker
MARKER , 30A1003 MHi
: deli
30.0003 )4H4 -9.77,Zero Span
Wed 10 Dec 1997Span
1 : Peak Zoom
_ • •
CENTER 30.0002 MHz SPAN 100.0 kHz Last Span
R13143 kHz VBW 1 kHz SWP 70 ms
Figure 2-25 Screen Display after Auto Tuning
2-32