Aux Buses; Connecting Control Room Monitors - Mackie Digital 8 Bus Owner's Manual

(TIP = SEND to effect, RING = RETURN from effect.)
1
outputs that can be used for monitor sends or
+48V for connecting external effects devices. These
PH
MIC
are eight mono and two stereo-pair TRS, line-
level output jacks. They are wired like this:
LINE IN
INSERT
AUX
1
choose the aux sends for each channel. When an
AUX button is selected, the channel V-Pots
become aux send level controls. You can have up
to 8 mono aux sends (AUX 1–8) and two stereo
aux sends (AUX 9–10 and AUX 11–12) per
channel.
allows you to be creative and
flexible in your use of effects.
You can independently assign
each aux send to be pre- or
post-fader (see "Setting Aux
Sends Pre/Post Fader" in
Chapter 3). Aux Sends 1 and
2 are sent to the two internal
effects buses as well as to the
AUX 1 and 2 send outputs.
You can defeat the internal
effects signal by muting the
FX 1–4 faders in the
EFFECTS fader deck.
4-4
Connections
MONO PLUG
Direct out with no signal interruption.
Insert only to first "click."
MONO PLUG
Direct out with signal interruption.
Insert all the way in to the second "click."
STEREO
PLUG
For use as an effects loop.

Aux Buses

The Digital 8•Bus has 12 analog aux send
Tip = signal positive
Ring = signal negative
Sleeve = shield (ground).
RING SLEEVE
TIP
Use the buttons in the V-Pot Select section to
The versatile architecture of the aux sends
Channel Insert jack
Channel Insert jack
Aux Sends 3–8 are independent analog
mono outputs, fed from the corresponding
internal aux buses. If additional D8•FX cards
Channel Insert jack
are installed, these aux sends are directed to
their corresponding internal effects buses as
well. See Appendix F for more info on
installing D8•FX cards.
Aux Sends 9-10 and 11-12 are analog stereo
pairs (referred to as CUE 1 and CUE 2 on the
screen). There are two buttons in the V-Pot
Select Section associated with these stereo aux
sends, LEVEL and PAN. Select LEVEL to
adjust the stereo aux send level using the
channel V-Pot, and select PAN to adjust the left
and right aux send balance using the channel
V-Pot.
When AUX 9-10 or AUX 11-12 is selected as
a Cue Mix source, the signals from those aux
buses are sent to the Headphones and Control
SLEEVE RING TIP
Room outputs.
So where are the effects return jacks? You
can use any of the unused channels 1–24 as
RING (COLD)
external effects returns. Follow the Input
TIP (HOT)
SLEEVE (SHIELD)
Sensitivity Adjustment Procedure for Channels
1-24 in Chapter 6 to set the TRIM control for
the channels used as effects returns, and set
the channel fader to adjust the amount of the
effect you want to mix into the main buses. You
can monitor the mix using headphones or
control room speakers, and soloing the effects
return channel(s).
Connecting
Control Room
Monitors
There are two pairs
1-24 1-48
of 1/4" TRS stereo line-
LEVEL TO TAPE DIGITAL TRIM
level outputs provided
on the rear panel of the
AUX 1 AUX 2
Digital 8•Bus for
AUX 3 AUX 4
sending signals to
AUX 5 AUX 6
control room speakers.
These can be connected
AUX 7 AUX 8
to the inputs of an amplifier driving the control
room monitors, or directly to the monitors if
- -
AUX 9 10 AUX 11 12
they are active (i.e., with built-in amplifiers).
PAN PAN
MUTE MUTE MUTE
GROUP 1 GROUP 2 GROUP 3 GROUP 4
FX 1 FX 2 FX 3
1 2 3
25 26 27
dB dB dB
10 10 10 10
5 5 5
U U U U
5 5 5
MASTER OUT
NEAR FIELD
MUTE
FX 4
4
28
dB
5
5
L R
CR
MAIN
L R
CR
L R