Specifications

Chapter 2 23
Measuring Multiple Signals
Decreasing the Frequency Span Around the Signal
Measuring Multiple Signals
Step 6. Reduce span and resolution bandwidth to zoom in on the marked
signal:
Press
SPAN X Scale, Span, 200, kHz.
NOTE If the span change is large enough, the span decreases in steps as
automatic zoom is completed. See Figure 2-11 on the right side. You can
also use the front-panel knob or step keys to decrease the span and
resolution bandwidth values.
Step 7. Turn off signal tracking:
Press
FREQUENCY Channel, Signal Track (Off).
Figure 2-11 Signal Tracking
LEFT: Signal tracking on before span decrease
RIGHT: After zooming in on the signal