AP25 Installation and Operating Guide
Page 83
AP25 Installation & Operating Guide
Document # 9301H79500 Ver. 1.00
If Mic Power is ON, it remains ON when you leave this screen and go to other
screens. However, Mic Power is automatically disabled when the AP25 resets. This
Mic Power setting is independent of the Mic power that is part of Format.
Trim/Bass/Treble
adjustments – Touch the Trim, Bass, or Treble bar and adjust it using
the adjustment knob.
Corner Frequency
adjustments – Touch the corner frequency box for treble or bass and
adjust using the adjustment knob. The corner frequency for bass can be set from 50Hz
to 300Hz. The corner frequency for the treble can be set from 1.5kHz to 12kHz. The
corner frequency cannot be set for individual channels—the setting affects all channels
in the current EQ set.
Levels –
a button linking to the Audio Levels screen is provided on the menu bar. See
4.3.9 Audio Levels below.
Copy EQ -
a button linking to the Copy/Clear EQ screen is provided on the menu bar.
See 4.3.7.6 Copy/Clear EQ below.
4.3.7.5
Parametric Equalization
Parametric filters allow you to adjust not only the gain or cut, but also the center frequency, and
how wide or narrow the filter is. This allows you to tune in on room modes that show up in a
spectrum analysis. Parametric filters allow you to add subjective bumps or dips to the filter.
Parametric EQ allows you to adjust the three (per channel) 20Hz to 200Hz parametric filters.
Please see the topic
in section 2.11 for a detailed explanation of
this function.
4.3.7.6
Copy/Clear EQ
Depending on the selection, the screen content will change.
Menu (System) > Formats > Audio EQ Setup > Copy/Clear EQ
Copy EQ Settings
(1/3 octave EQ bass, treble, and parametric filters) from one channel to
another channel. Select the channel you wish to copy from by selecting it from the dropdown
list. Then, select the destination channel from the “To Channel” dropdown list. Press the
Copy button to complete the process, or press Cancel to quit.
Figure 60. Copy EQ Settings
