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Page IV-150
180 DSP Operation Manual
Signal Level Meter
The reference level can be adjusted from
-90 to 0 dB and is the highest vertical value
displayed on the spectrum display. Highlight
the reference level eld as shown in the
image to the right and then use either of the
following methods to change the reference
level:
• Use the up/down arrow buttons to
change the reference level in 1 dB
increments.
Reference Level Adjustment
• Press the Enter button and use the
Virtual Keyboard to directly enter the
reference level as shown in the image
to the right.