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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.