Mixer - Fx Shelf Eq - QSC MP-M80 User Manual

Mixer – FX Shelf EQ
This screen controls and displays the settings for
the FX Channel high and low shelf equalization and
high-pass fi lter.
• The HPF is variable with a range of 20 Hz to
2,000 Hz. It passes frequencies above the
setting while cutting those below.
• Bands 1 and 2 are shelving fi lters.
1. PEQ tab – Selects the EQ screen.
2. PEQ Out/In – Engages / disengages the equalizer.
3. RTA On – Engages / disengages the a real time
analyzer that displays the tonal balance of the
channel's signal including peak hold indicators.
NOTE!: Only one
RTA may be running
on the system at a
time. Touch the RTA
button. If another
device is using the
RTA, the message to the right displays.
NOTE!: When the RTA is off, the Parametric EQ graph expands to use the entire graph area.
4. Reset button – Sets all the EQ controls to their factory default position.
5. RTA display – Displays the amplitude of the channel signal in 1/3 octave bands. Peak hold indicators are displayed for each band.
• RTA graph vertical scale – Represents audio level from -60 dB to -5 dB.
• RTA graph horizontal scale – Represents frequency from 31.5 Hz to 16 kHz.
6. EQ graph – A graphic representation of the equalization curve based on the EQ settings. The trace dims to indicate that the EQ is
Out (disengaged).
• EQ graph vertical scale – Represents audio level from -20 dB to +20 dB.
• EQ graph horizontal scale – Represents frequency from 20 Hz to 20 kHz.
7. EQ handles – Touch, hold, and drag to change the Frequency and Gain of the associated EQ band. The frequency band button must be engaged
to see the handles.
8. High Pass button – Engages / disengages the HPF (described above).
9. Low Shelf and High Shelf buttons – EQ Band 1 and Band 2 are shelving fi lters. The low shelving fi lter raises or lowers a range of frequencies
below the set frequency. The high shelving fi lter raises or lowers a range of frequencies above the set frequency.
10. Frequency Bands 1 and 2 buttons – Engages / disengages the associated shelving EQ band.
11. Nain control knob and readout – Adjusts the gain at the frequency setting of the associated EQ band. Range of -15 dB to +15 dB.
12. Freq control knob (Frequency bands 1 – 2) – Sets the knee frequency of the associated shelf band.
13. Freq control knob (High Pass) – Sets the frequency of the high pass fi lter as measured from a point 3 dB below 0 or unity.
TD-001578-01-A
5
6
8
The RTA is currently being
used by [device name]. Do
you want to assign it in-
stead to this device?
Yes No
13
Touch the
Mixer
USB/FX Bank
USB / FX
1
2
7
10
9
11
12
38
Touch FX 1 Touch PEQ
FX 1
3 4