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AJA FS4 - MIX down Input

AJA FS4
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62
FS4 Frame Synchronizer/Converter v1.1
3.1 Mix Down Input When 5.1 Channel or 7.1 Channel is selected above, this parameter selects the source of
the multi-channel audio coming into that mixer.
3.2 - 3-8 Mix Down
Input Mapping (LF, RF,
CTR, LR, RR, LS, RS)
When Map is selected above, these menus permit the mapping of any FS4 audio input
channel or signal generator to any of the mixer inputs (L Front, R Front, Center, L Rear,
R
Rear, and in 7.1 mode L Surround and R Surround). Each mixer input can also be turned
Off (muted). Default setting is Off.
3.9 - 3.14 Mix Down
Input Level
In Mix Down Mode, multi-channel input channels are mixed to the Left and Right output
channels. The level of each input signal sent to its mixed output can be adjusted plus or
minus 18 dB, in half dB increments, using these menu controls.
The default settings are set to the basic equations above, and are listed below.
NOTE: The LFE channel is not used in the stereo mix down output, but is passed through the FS4
audio routing matrix.
3.16 - 3.17 Mix Down
Output Lft Rt Level
The level of the Left and Right mixer output signal can be adjusted plus or minus 18 dB,
in half dB increments, using these menu controls. Default is 0 dB (unity).
3.0 Mix Down 2
Mode
(4Ch only) Same as Mix Down 1 Mode menu and related sub-menus, except for the Mix
Down 2 mixer.
SDI 1(default)
SDI 2-8
Selects the indicated source. The channel assignments are as
follows. All unused channels are muted:
Input Ch 1 - Left Front
Input Ch 2 - Right Front
Input Ch 3 - Center
Input Ch 4 - Left Rear
Input Ch 5 - Right Rear
Input Ch 6 - LFE (not used in mix down output)
Input Ch 7 - Left Surround (mute in 5.1 mode)
Input Ch 8 - Right Surround (mute in 5.1 mode)
Sig Gen 1KHz
Sig Gen 400Hz
Routes the indicates signal generator to all the active multi-channel
inputs.
Map This parameters activates a series of related menus to map a specific
input channel to each of the 5 or 7 mixer input channels.
LF Level
RF Level
CTR Level
LR Level
RR Level
LS Level (7.1 mode only)
RS Level (7.1 mode only)
0 dB (unity) to Left output.
0 dB (unity) to Right output.
-3 dB from unity to both the Left and Right outputs.
-3 dB from unity to the Left output.
-3 dB from unity to the Right output.
-3 dB from unity to the Left output.
-3 dB from unity to the Right output.

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