American Audio Mixer QFX16 User Manual

“Q"  START  SWITCH  activates  the  FADER  “Q"  START  feature.  When  in  the  ON  position,  the  FADER 
“Q" START automatically returns the CD player to the preset CUE POINT.
  For  example;  Assuming  you  have  two  compatible  American  Audio™  CD  players  or  a
 compatible dual CD player connected to channels one and two. When the Fader "Q" Start option 
 is turned  on,  sliding  the  crossfader  to  the  far  left  position  will  trigger  playback  on  CD  player 
  1....

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33.  MAIN POWER SWITCH -  This is the main power ON/OFF button. Before main power is applied, 
be  sure  you  have  made  all  connections  to  the  mixer.  Also  be  sure  your  amplifier(s)  is(are)  tuned  off. 
Remember to avoid damaging pops to the speakers, the mixer is turned on fi rst and turned off last.
34.    AC  VOLTAGE  SELECTOR  -  This  switch  is  used  to  change  the  operating  voltage.  Operating...

©American Audio®   -   www.americanaudio.us   -   Q-FX19™ Instruction Manual Page 13
mode of the LINE LEVEL SELECTOR SWITCH (38).  Turntables equipped with MM pickup cartridge 
(All DJ turntable use MM pick-up cartridges) may be connected to these jacks as long as the  LINE 
LEVEL  SELECTOR  SWITCH  (38)   is  in  the  “PHONO  1”  position.  CD  players,  Tape  Decks  and  other 
line  level  instruments  may  only  be  connected  to  these  jacks  as  long  as  the  LINE  LEVEL  SELEC
-
TOR SWITCH...

(28) must be in the "Line 3" position, to monitor any source connected to these jacks.
47.  CHANNEL 4: RCA LINE INPUT JACKS -  These Jacks are used for line level inputs. Connect 
CD  players  or  Tape  Decks  to  line  level  inputs.  Line  level  musical  instruments  with  stereo  outputs 
such as Rhythm Machines or Samplers should also be connected to line level inputs. The red col
-
ored  RCA  jack  represents  the  right  channel  input  and  the  white  represents  the  left  channel...

  Q-FX19™                                                CONTROLS  AND  FUNCTIONS cont.
©American Audio®   -   www.americanaudio.us   -   Q-FX19™ Instruction Manual Page 15
a power cord when the ground prong has been removed or broken off . The ground prong is used to 
reduce  the  risk  of  electrical  shock  in  case  of  an  electrical  short.  This  cord  is  designed  to  fit  in  one 
direction  only.  Do  not  attempt  to  force  a  cord  if  it  does  not  fit,  be  sure  the  cord  is  being...

  Q-FX19™                        DSP  EFFECT  CONTROLS  AND  FUNCTIONS  cont.
©American Audio®   -   www.americanaudio.us   -   Q-FX19™ Instruction Manual Page 16
last  heard,  but  it  does  not  echo  the  sound.  The  PHASE  effect  adds  a  different  tonal  defination. The 
effects have two adjustable parameters, Time Array (TA) (67) and Depth Feedback (DF) (65). 
61.    ECHO/FILTER  BUTTON  -
  This  button  is  used  to  activate  and  deactivate  either  the  ECHO  or 
FILTER effect.  When the...

©American Audio®   -   www.americanaudio.us   -   Q-FX19™ Instruction Manual Page 17
FLANGER or PITCH SHIFT effect. When the FLANGER effect is activated the button will glow green, 
when the PITCH SHIFT effect is activated the button will glow red. The 
FLANGER  effect distorts the 
output signal and creates an effect similar to frequencies phasing in and out of each other.  The PITCH 
SHIFT effect can increase or decrease the playing speed. The  effects have two adjustable parameters, 
Time Array (TA)...

  Q-FX19™                                                                      TYPICAL  MIXER  SET-UP
C A S S E T T E   D E C K
TURNTABLE
TURNTABLE
©American Audio®   -   www.americanaudio.us   -   Q-FX19™ Instruction Manual Page 18
T R A NS
E C H O
S C R A T C H F L AN G E RP ARA M E T ER S G
L / C TN
T I M E A UT O C UE
S A M P L E P I T CH
C U E1   2   3   4   5   6   7   8   9    0R E L O O PS I N G L EL O O PR E M A I NT O T ALE L A PS EDMTS.FP I T CHC UEA U T O
H OL DE J E C T /
S T O P
8 % /12 %...

  Q-FX19™                                                                            TYPICAL  MIXER  SET-UP
Speaker Cables
Balanced XLR male to XLR female Cables
©American Audio®   -   www.americanaudio.us   -   Q-FX19™ Instruction Manual Page 19
C A S S E T T E   D E C K
American Audio V4000™
Typical Balanced Output Set-up
This  image  details  a  typical  stereo  output  layout.  Note  the  use  of  the  Balanced  XLR  Jacks  on  both 
the mixer and the amplifier.  Always use the balanced output jacks...

Due to fog residue, smoke, and dust, cleaning the mixer should be carried out periodically to residue 
build up.  
1.   Use normal glass cleaner and a soft cloth to wipe down the outside casing.
2.   Use a cleaner specially designed for electronics to spray in and around the knobs and switch.  
  This will reduce small particle built up that can effect the proper operation of the mixer. 
3.   Cleaning should be carried out every 30-60 days to prevent heavy built up.
4.  Always be sure to dry all parts...