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5.2 Changing the Meter Page
To change meter type, just press anywhere in the active meter and you will be able to select any of the four metering options:
Analog VU RTA
Horizontal All I/O
5.2.1 Meter screens in detail
5.2.1.1 Analog VU
The Analog VU was designed in house to be as accurate to a true
VU meter as possible. A single stereo input or output source can
be selected at a time.