VAKA AK12MA User manual

AK12MA
Active Speaker
Designed and Manufactured by VAKA PRO
* For reference only. If there is any content change,
will not have prior notice.

12 Inch Powered Active Speaker
Application:
It i s sop histicatedly design ed and ideal for Church, T heatres,
Music Halls, L arge Discoth equ es, Ni ght C lu bs, KT V ro om s,
Co nfe rence Room, M ulti-functi on hall, S tag e Perfo rma nce,
To uring Eve nts e tc.
Features:
◆ 1 inp ut 2 out put DSP
◆ Micro USB -PC inte rface con nection ,
LCD display Screen◆
Can pres et 4 Preset Modes,◆
Suppor t micr ophone direct soun d mode,◆
Suppor t MP3 (U disk) an d Bluetoo th input◆
2 XLR Input / 1 XLR Out pu t / 1x RCA Input◆
1x Master Volume Control / 2 x Input Volum e Co ntrol◆
Go lbal universal voltage des ign ed◆
Specification:
Model
Frequency Response
Sensitivity(1 W / 1M )
Power Handeling
AK12MA
65Hz 20KHz－
97dB
450W (RMS) 1800W (PEAK)
2 XLR Input / 1 XLR Output / 1x RCA Input
90V-260 V
415×465×287mm(W×H×D)
16kg
Dimensions(W×H×D)
Volt age
N.W.
Connection
123dBMax@S.P.L.

Operation Panel Introduction
In the state of main interface, turn round multifunction key left or right, the cursor will be
moved to MODE, and press multifunctionkey, entering junior menu, you can make a choice
from 4 modules, MUSIC, LIVE, SPEECH, CLUB. Confirm one module which you need after
pressing multifunction key.
Bluetooth MP3 operate description
A) Bluetooth
1、Press the previous button to play the previous music
2、Press Pause/ Play button to play or pause the music
Long press to change mode (between bluetooth and MP3
3、Press the Next button to play the next music
B) MP3
1 Press the previous button to play the previous music, long press to open or close random
play
Press the Next button to play the next music long press to open or close repeat play
function in order to play music normally, you should press this button again after open or
close repeat play function
Notice press DSP control button open the DSP main menu it will auto
display MP3 or Bluetooth after 10 seconds without operation , auto
display DSP main interface after shut down MP3

C ) DSP Main Functions
1) Main interface
General output information
Signal 1 output information
Signal 2 output information
Entering main interface, it can be adjusted volume if turn round
multifunction key, period adjusting, general signal signal 1 output,
signal 2 output are all appearing corresponding information.
2) Input signal Limited protection
When input signal is too big (top limited), screen will appear
“CLIP”, then turn down input signal, it shows that input signal are
turned down , CLIP will disappear if it don t distortion
3) MAIN MENU
In the state of main interface, we enter main menu after pressing
multifunction key , there are six modules for function: MODE, EQ,POSIT
SUB, SETUP, EXIT
DSP 6 mode operation declaration
1) Preset
In the state of main interface, turn round multifunction key left or
right, the cursor will be moved to MODE, and press multifunction key,
entering junior menu, you can make a choice from 4 modules, MUSIC,

LIVE, SPEECH,CLUB. Confirm one module which you need after pressing
multifunction key.
2) EQ
In the state of main menu, turn round multifunction key and move
the cursor to EQ, entering junior menu after pressing multifunction
key, increasing or cutting down volume from BASS or TREBLE, turn
round multifunction key, then the cursor will move to BASS and select
it, turn round multifunction key left or right for increasing or
cutting down volume, confirm it after pressing multifunction key.
Same way to TREBLE, after finishing adjust, then move cursor to EXIT
and back to main menu after pressing multif unction key.
3）POSIT
In state of main menu, turn round multifunction left and right,
the cursor will move to POSIT, and entering junior menu after
pressing multifunc tion key, select one of them fro m CORNER, WALL,
FLOOR, then confirm it after pressing multifunction key.
4）SUB
In the state of main menu, turn round multifunction key and move

the cursor to SUB, enter junior menu after pressing multifunction
key, select one of them from 15 WF,18 WF,and BYPASS, then confirm
it after pressing multifunction key.
5) SETUP
In state of main menu, turn round
multifunction key right or
left, the cursor will move to SETUP and enter junior menu after
pressing multifunction key, Operate it between CONTR and SAVE, turn
round multifunction key and move cursor to CONTR and confirm it after
pressing multifunction key, then adjust it and confirm. After
finishing adjust all parameters, then move the cursor to SAVE, it
will be appear OK after finishing save, please keep pressing 5
seconds.(It is showed that a ll parameters are recorded and saved,
they will keep same parameters for next operation.
6）EXIT
After finishing adjust all parameters, turn round multifunction
key in the state of main menu, and move the cursor to EXIT, and back
to main interface after pressing multifunction key, PS, if enter
control menu but do not operate it for 30 seconds, it will return
back to main interface.