Audio Display - Tektronix WFM8200 User Manual

Display Information

Audio Display

Elements of the Audio
Display
80
Pressing the AUDIO button brings up the Audio Display. This display provides
level meters and a phase display for monitoring audio signals. The Audio display
always shows the level meters and correlation meters. When you choose to
display the Phase plot (also known as Lissajous) or Surround Sound, the left part
of the Audio tile displays the level meters and the right part the Phase or Surround
Sound display. (See Figure 45.)
Figure 45: Audio display
Level meters: Shows the audio levels. The meters can include Dolby channels
9 and 10 if Dolby options are present. (See page 142, To Check Audio Level.)
Loudness meter: This meter is configured in the CONFIG > Loudness
Settings menu. Once configured, enable it by pressing and holding the
AUDIO button to get the pop-up menu. The following indicators appear next
to the meter and show the loudness:
Gray diamond: indicates Too Quiet loudness threshold
White diamond: indicates Target Loudness loudness threshold
Blue diamond: indicates target loudness low threshold
Yellow diamond: indicates target loudness high threshold
Red diamond: indicates Too Loud loudness threshold
Loudness channel: appears at the base of the loudness meter and shows
which channels are being displayed. If Program is selected, the channel
label will be P1 up to P8. The channel text is green if the channels are
set to Program.
Phase, Surround, or Loudness Display: Select between the Phase display,
where the phase of a selected pair of channels is plotted against an X-Y or
sound-stage plot, the Surround display, where all the channels' levels display
WFM8200 and WFM8300 Waveform Monitors