Channel Controls - Mackie ONYX-820i Owner's Manual

Premium 8-channel analog mixer with perkins eq and firewire
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Channel Controls

1
2
INSERT
INSERT
1
2
LINE
LINE
BAL/UNBAL
BAL/UNBAL
LINE
LINE
HI - Z
HI - Z
48V
48V
30
30
U
U
20
40
20
40
20
GAIN
GAIN
U
60
U
60
-
20dB
40dB
-
20dB
40dB
+
+
SEND
SEND
PRE
PRE
POST
POST
EQ
EQ
U
U
HIGH
HIGH
12kHz
12kHz
-15
15
-15
15
+
+
1k
1k
FREQ
FREQ
100
8k
100
8k
U
U
MID
MID
-15
15
-15
15
+
+
U
U
LOW
LOW
80Hz
80Hz
-15
15
-15
15
+
+
AUX
AUX
1
1
MAX
MAX
O O
O O
2
2
MAX
MAX
O O
O O
PAN
PAN
L
R
L
R
MUTE
MUTE
OL
OL
ALT 3-4
ALT 3-4
- 20
20
-
U
U
+10dB
+10dB
O O
O O
LEVEL
LEVEL
SOLO
SOLO
1
2
3-4
AUX SEND
BAL/UNBAL
1
2
L
(MONO)
LINE IN 5-6
LINE IN 7-8
BAL/UNBAL
R
L
(MONO)
BAL/UNBAL
4dB
LINE
+
-10dB
R
48V
30
U
40
MIC
GAIN
GAIN
U
60
-
-
20dB
20dB
20dB
+
SEND
SEND
SEND
PRE
PRE
POST
POST
EQ
EQ
U
U
HIGH
HIGH
12kHz
12kHz
-15
15
-15
15
-15
+
+
U
HIGH
MID
U
2.5KHz
-15
15
MID
+
U
2.5kHz
LOW
-15
15
-15
+
MID
400Hz
-15
15
+
U
U
LOW
LOW
80Hz
80Hz
-15
15
-15
15
-15
+
+
AUX
AUX
1
1
MAX
MAX
O O
O O
O O
2
2
MAX
MAX
O O
O O
O O
PAN
PAN
L
R
L
R
L
MUTE
MUTE
MUTE
OL
OL
ALT 3-4
ALT 3-4
ALT 3-4
20
20
-
-
U
U
+10dB
+10dB
O O
O O
O O
LEVEL
LEVEL
SOLO
SOLO
SOLO
3-4
5-6
The vertical channel strips look very similar, and
AUX RETURN
MAIN OUT
have only a few differences between them. Each chan-
BAL/UNBAL
BAL/UNBAL
1
2
nel works independently, and just controls the signals
L
L
plugged into the inputs directly above it.
(MONO)
Here are a few features and differences:
R
R
Mono Channels 1 and 2
These are mono channels, and their controls
L
affect either the mono mic input or the mono
(MONO)
BAL/UNBAL
line-level input.
R
Each channel has a hi-z switch, so you can con-
PREMIUM ANALOG MIXER
nect guitars directly without the need for a DI
CTRL ROOM/PHONES
U
SOURCE
box.
GAIN
High pass filter affects both the mic and line
20dB
+
MAIN MIX
inputs.
INPUT
Gain control adjusts the mic level and line
TAPE
LINE
FW 1-2
U
level.
HIGH
ALT 3 - 4
FW 1-2
12kHz
The 3-band EQ has shelving high, shelving
15
+
low, and peaking mid EQ with adjustable mid
U
frequency.
ASSIGN TO
MAIN MIX
MID
2.5kHz
Hybrid Channels 3/4
15
+
MAX
O O
O O
MAX
CONTROL
PHONES
These hybrid channels have a mono mic input
U
ROOM
and stereo line-level inputs. The mono mic
LOW
80Hz
AUX MASTER
signal is sent in equal amounts to the left and
15
+
SEND
AUX
right sides of the stereo channel.
1
1
High pass filter affects the mic input only.
PRE
MAX
15
O O
+
POST
RTN TO
AUX1
Line inputs are switchable +4 dB /–10 dB.
2
2
Gain control adjusts the mic level only.
PRE
MAX
15
O O
+
POST
PAN
The 4-band EQ has shelving high, shelving low,
AUX SEND 1-2
TO FW 5-6
with peaking lo-mid and peaking hi-mid.
R
Stereo Channels 5-8
These stereo channels have two line-level
OL
MAX
O O
20
-
inputs.
MIC
LEVEL
U
Gain control adjusts the line level only.
DESTINATION
The 3-band EQ has shelving high, shelving low,
+10dB
AUX 1-2
PHONES
LEVEL
and peaking mid EQ.
Channel 7 and 8 have a switch to select
7-8
TALKBACK
FireWire inputs instead of the analog line
inputs.
"U" like Unity gain
Mackie mixers have a "U" symbol on almost every level
control. It stands for "unity gain," meaning no change in
signal level. The labels on the controls are measured in
decibels (dB), so you'll know what you're doing level-
wise if you choose to change a control's settings.
Owner's Manual
TAPE
IN
OUT
L
R
w/ PERKINS EQ & FIREWIRE
0dB=0dBu
L
R
20
CLIP
15
10
6
3
0
2
LEVEL
SET
4
7
10
20
30
RUDE
SOLO
RETURN
1
10
O O
+
2
10
O O
+
POWER
ASSIGN TO
FW 7-8
U
+10dB
O O
MAIN MIX
17

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