Behringer Eurodesk SX2442FX Owner's Manual

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EURODESK SX3242FX/SX2442FX User Manual
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On each channel, the AUX 1 and AUX 2 controls allow you to determine the 
level of the aux signals sent from the channel. The main aux send signal 
comprising the aux send signals from all channels can then be adjusted 
with the corresponding master AUX SEND controls 
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, and is present at the 
AUX SEND outputs 
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. Both aux sends are mono, post-EQ, with a gain of up 
to +15 dB.
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Press the PRE switch to set all aux sends to pre-fader. In this case, 
the volume of the aux signals is no longer dependent on the fader position, 
so you can create completely independent monitor mixes.
◊ 
For most applications when controlling an external effects device from 
one of the aux buses, the aux sends must be set post-fader, so that 
the effect volume in a channel depends on the position of the channel 
fader. Otherwise, the effect signal would still be audible, even if the 
channel was turned down completely. For this type of application it is 
advisable to leave the PRE switch out (= not pressed).
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FX 1 and FX 2 controls provide a direct route to the built-in effects processor. 
Additionally, they can be used to control an external effects unit, via the 
FX SEND 1 and 2 outputs (similar to the AUX SEND 1 and 2 jacks). To ensure 
that the internal effects processor and the FX SEND outputs actually get a 
signal, the corresponding FX control must not be set fully counter-clockwise 
(-oo), and the master FX SEND (see 
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) must be turned up. The FX buses are 
hard wired post-fader.
◊ 
Please also read chapter 2.10 “Effects section” and 
3 “Digital effects processor”.
2.1.4  Mono channel fader and further control elements
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Fig. 2.4: Channel fader, pan control, mute button, etc.
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The PAN control determines the position of the channel signal in the 
stereo mix as well as the subgroup to which the channel signal is routed 
(see chapter 2.4).
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Use the MUTE switch to mute the channel signal, so it is no longer part of 
the main mix. At the same time, all aux buses set to post-fader are muted for 
the respective channel, while the pre-fader monitor buses remain operative. 
The MUTE LED is illuminated when the channel is muted.
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The CLIP LED illuminates when the channel overloads. In this case, 
please reduce the input gain using the GAIN control. This LED also illuminates 
when you activate the solo function with the SOLO switch below.
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The SOLO switch routes the channel signal to the solo bus (Solo In Place) 
or the PFL bus (Pre Fader Listen). Thus, you can monitor a channel signal 
without affecting the main output signal. The signal to be monitored is 
taken either pre (PFL, mono) or post-panorama control (Solo, stereo) and 
post-channel fader (depending on the position of the SOLO/PFL switch 
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).
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The SUB switch routes the signal to the respective subgroups. 
Your EURODESK features 4 subgroups (1-2 and 3-4). With the PAN control on 
the input channel (see 
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) you can determine to which of the two groups 
the signal is routed (hard left: sub 1 or 3, hard right: sub 2 or 4).
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The MAIN switch routes the signal to the main mix.
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The channel fader governs the level of the channel signal as part of the main 
mix (or submix).
2.2  Stereo channels
2.2.1  Channel inputs
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Fig. 2.5: Stereo channel inputs
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Each stereo channel is equipped with two balanced line-level inputs on 
¼" TRS connectors for the left and right channels. The channels can also 
process mono signal, as long as you use the “LEFT” jack only.
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All stereo channel strips have a GAIN control for gain adjustment. Its scale 
ranges from +20 to -20 dB and allows you to adapt the input level to the 
line inputs.
2.2.2  Stereo channel equalizer
 
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Fig. 2.6: Stereo channel equalizer
The stereo channels are equipped with a stereo equalizer. The filter types 
and cutoff frequencies for HIGH and LOW filters are the same as on the mono 
channels. Instead of one semi-paramtric midrange band, the stereo channels 
have two separate midrange bands 
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(HIGH MID and LOW MID) with fixed 
mid-frequencies (3 kHz and 400 Hz). Stereo EQs are preferable for processing 
the frequency response of stereo signals. With two mono equalizers you might 
encounter problems with different settings between the left and right channels.