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CONTROL ELEMENTS

MX .12FX

MX .12FX

12- LEVEL

This control will adjust the overall level of this channel. If you set the LEVEL control in max, it's usually a sign
that your GAIN is set too low. If set the LEVEL control in min, your GAIN may be too high.

10- PAN/BAL

Abbreviation of PANORAMA control for mono channels, for stereo channels,
always says, BALANCE control. You can adjust the stereo image of the signal
via this control. For mono MIC/LINE channels, keep PAN control in centre
position and your signal will be positioned in the middle of stage that is to
say the mono signal appears equally in both sides. Turn this control fully
counterclockwise and the signal will be present only on the left speaker and
vice-versa. For stereo channels, by rotating the BAL control, you can attenuate
the signal of left or right. It means if turn the control to left, the right channel
will be attenuated; if turned to right, the left channel will be attenuated.

11- PEAK LED

When this LED blinks, it warns you that you are reaching signal saturation and
possible distortion. From this LED you can adjust the correct level, not too strong
to cause distortion and not too weak to be lost in noise.

9

10

11

12

13- CD/TAPE INPUTS

These RCA jacks will assign the main out signal to a tape recorder or DAT. The

TAPE OUT level is affected by MAIN MIX control.

Use the Tape Input if you wish to listen to your mixer from a Taper Recorder or DAT. When the TAPE TO MIX
switch is pushed in, the signal coming from Taper Recorder will assign to main mix; when the CD/TAPE switch
which on the front panel is engaged in the signal can also be assigned to the CONTROL ROOM/PHONES
outputs. If you connect a mono device, you will need a "Y-splitter" RCA adapter.

14- TAPE OUTPUTS

18- CTRL ROOM/PHONES Control

16- TAPE TO CTRL RM/PHONES Switch

Switch is used to select the signal source for the CONTROL ROOM outputs,
PHONES, and METERS. Release this switch, they all receive the main mix
signal tapped after the MAIN MIX control. Engage this switch, they all receive
the CD/TAPE Input signal. Turn down the CTRL ROOM/PHONES control before
engaging.

15- TAPE TO MIX Switch

Connect a CD or Tape Deck to the CD/TAPE inputs, and push down this switch
to add the CD/TAPE signal to the main mix. The volume level is controlled by
MAIN MIX control.

17- FX TO CTRL ROOM Switch

Engage this switch to monitor the aux send signal in the Control Room/
Phones outputs.

This control is used to adjust the signal level going to the CONTROL ROOM/
PHONES outputs. And it won't affect the Main Mix output.

19- MAIN MIX

This control sets the level of main mix signals sent to the Main Outputs, Tape Outputs, CONTROL

PHONES,

and LED Display.

When connecting a speaker to the speaker output jacks, please pay more attention to the level setting for

avoiding damaging the speaker. Generally speaking, the faders will be positioned between 0 dB and the +5 dB.

Note:

ROOM,

WIRE CONNECTIONS

Either the 1/4" TRS phone jack or XLR connector can be wired in balanced and unbalanced modes,

which will be determined by the actual application status, please wire your system as the following

wiring examples:

XLR Type Unbalanced

Pin3 (-)

Pin2 (+)

Pin1 ( )

(Linked to Pin1 manually,

)

XLR Type alanced

B

Pin1 ( )

Pin2 (+)

Pin3 (-)

Tip

Ring

Sleeve

Tip
Ring

Sleeve

Tip

Ring

Sleeve

1

2

3

1
2

3

1
2
3

TIP RING SLEEVE

SLEEVE RING TIP

TIP RING SLEEVE

2

1

3

1

2

3

1

2

3

Tip

Ring

Sleeve

Tip
Ring

Sleeve

Tip

Sleeve

Tip

Sleeve

Tip

Sleeve

Cent e

r

Cent e

r

Centre

Screen

Screen

Screen

1

2
3

Tip

Ring

Sleeve

1

2

3

1
2
3

Tip

Ring

Sleeve

1
2
3

Tip

Sleeve

1
2
3

TIP SLEEVE

TIP SLEEVE

TIP RING SLEEVE

TIP RING SLEEVE

1

2

3

2

1

3

2

1

3

TIP RING SLEEVE

TIP SLEEVE

1

2

3

1

2

3

SLEEVE TIP

SLEEVE RING TIP

For these applications the unit provides 1/4" TRS and XLR connectors to easily interface with most
professional audio devices. Follow the configuration examples below for your particular connection.

Unbalanced

In-line Connection

Balanced

TRS Type Balanced

Tip

Ring

Sleeve

+

-

TRS Type Unbalanced

Tip

Ring

Sleeve

+

TS Type Unbalanced

Sleeve

Tip

+

For 1/4" Phone jack

For XLR Connector

19

13

14

15

16

17

18

Summary of Contents for MX.12FX

Page 1: ...SEIKAKU TECHNICAL GROUP LIMITED MAR 15 2011 A3 A4 A5 TOPP PRO NF03555 RS MX 12FX TOPP PRO_V1 0 MX 12FX 0 032KG NH00149 1 1 NPD TO 201012003 4PCS 8 PHFAA102 20110300021 ...

Page 2: ...USER S MANUAL MX 12FX 4 10 4 10 4 10 4 10 75Hz 75Hz 75Hz 75Hz 48V DSP MX 12FX 15 15 15 15 15 15 15 15 15 15 15 15 PHANTOM 48V 10 88 NF03555 1 0 ...

Page 3: ...MX 12FX SAFETY RELATED SYMBOLS MX 12FX GUARANTEE ...

Page 4: ...ition PRESET Selector and Mute Switch VOCAL SMALL ROOM LARGE HALL ECHO ECHO VERB FLANGE VERB PLATE CHORUS GTR ROTARY GTR TREMOLO GTR Internal Digital Effect PEAK Indicator Channel1 12 17dBu VU Meters 20dBu Digital Effect AUX send 11dBu VU Meters Impedance Line Input 10k Ohms Microphone Input 2 6k Ohms Main Outputs 120 Ohms CD Tape Input 22k Ohms Tape Output 1K Ohms Ctrl Room Aux Sends 120 Ohms Pho...

Page 5: ...on Ratio Mic in to Insert Send out Gain Max 1 kHz 60dB Mono Channel Input Gain Conrol Range 20 Hz 20 kHz bandwidth Attenuation Crosstalk 20 Hz 20 kHz bandwidth Rated Output Level Main Aux Control Room output all knob fader 0 dBu 1 kHz 0dBu Maximum Output Level Main Aux Control Room output all knob fader 0 dBu 1 kHz 22 Hz 22 kHz Filter THD 1 20dBu MIC 0 to 48dB LINE 33 to 15dB Stereo Channel LINE 8...

Page 6: ...Tremolo GTR 00 09 10 19 20 29 30 39 40 49 50 59 60 69 70 79 80 89 90 99 Vocal Small Room Large Hall Echo Echo Verb Flanger Verb Plate Description No 8 HOOKUP DIAGRAM Small Club Gig Computer Set up 48V 10 4 4 10 10 4 4 10 10 4 4 10 10 4 4 10 10 75Hz 75Hz 75Hz 75Hz MX 12FX PHANTOM 48V 48V Microphones 1 and 2 Mono in Stereo out Reverb Active Speakers Headphones DAT DAT Recorder CD Player Drum Machine...

Page 7: ...MIC and LINE inputs The adjustable range goes from 0 dB to 50dB MX 12FX BLOCK DIAGRAM MX 12FX 75Hz 1 3 4 4 4 10 10 2 5 4 LOW CUT BUTTON By pressing this button you will activate a 75Hz low frequency filter that cuts the bass frequency below 75Hz You can use this facility to reduce the hum noise infected by the mains power supply or the stage rumble while using a microphone 5 4 10 SWITCH 4 10 switc...

Page 8: ...e main mix signal tapped after the MAIN MIX control Engage this switch they all receive the CD TAPE Input signal Turn down the CTRL ROOM PHONES control before engaging 15 TAPE TO MIX Switch Connect a CD or Tape Deck to the CD TAPE inputs and push down this switch to add the CD TAPE signal to the main mix The volume level is controlled by MAIN MIX control 17 FX TO CTRL ROOM Switch Engage this switc...

Page 9: ...l 24 bit 100 presets digital multi effects built in your MX 12FX mixer the effects include ECHO FLANGER VERB PLATE and combinations of the above 29 DISPLAY It displays the selected preset 30 PRESET SELECTOR Adjust this knob to select the right effect you wish to perform There are totally 100 options for you ECHO VOCAL PLATE andversatile two effect combination When you are satisfied with the right ...

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