EKX-4A Digital Karaoke Pre amplifier DIGITAL KARAOKE EFFECTOR FUNCTION 96kHz sampling rate, 40-bit floating point DSP arithmetic process, 24-bit AD/DA convert. ● 2 independent MIC processor, 4 MIC input can be connected, with independent gain control, phase, limiter, ● noise gate, optional types low cut, 20 band PEQ, exciter( parameter can be adjusted and saved), optional 6 class feedback killer.
EKX-4A DIGITAL KARAOKE EFFECTOR USB port Connect the computer with the PC software to control the device. Effect/Mic/Music Master Volume Adjust Connect the computer with the PC software to control the device. LCD Display Show all the operation menu. IR Reception Main Menu Page Turning Key, Exit Key Enter edit menu ,press"...
EKX-4A DIGITAL KARAOKE EFFECTOR OPERATION GUIDANCE MAIN MENU After power on, the LCD will show the preset information. KTV1 factory preset KTV1 MUS: 0 and 16 user preset: U01-U16 can be chosen.“MUS” shows the current music EFF: 50 MIC: 0 volume, "EFF"...
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EKX-4A DIGITAL KARAOKE EFFECTOR Press“ ”the sixth time can adjust REVERB PEQ, REVERB PEQ1-5 can be RVB EQ1 Q:0.71LC chosen, PEQ F, types(PK\LS\HS\LC\HC), Q value, and gain can be F:150.4 G: 0. 0 adjusted. Press“ ” the seventh time can adjust effect direct sound volume, the scale is DIRECT LEVEL 0-100%.
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EKX-4A DIGITAL KARAOKE EFFECTOR Press “ ”the second time can adjust MIC low cut parameter: the slope can MIC LOW CUT choose BYPASS/BUTTERWORTH/BESSEL/LINK-6dB--24dB, frequency BUT- 12dB 42.2Hz scale is 20Hz-20kHz. Press“ ” the third time can open and close MIC exciter function; OFF is...
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EKX-4A DIGITAL KARAOKE EFFECTOR Press“ ”the sixth time can close and open main output mute: Unmute and L/R OUT Mute can be chosen. UNMUTE CENTER KEY Press“CENTER”one time enter center output MIC and MUSIC volume control CNT IN BALANCE window, the scale is 0-100.
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EKX-4A DIGITAL KARAOKE EFFECTOR Press“ ”the sixth time can close and open main output mute: Unmute and L/R OUT Mute can be chosen. UNMUTE CENTER KEY Press“CENTER”one time enter center output MIC and MUSIC volume control CNT IN BALANCE window, the scale is 0-100.
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EKX-4A DIGITAL KARAOKE EFFECTOR Press “ ” the fourth time can adjust sub woofer output high cut: the slope can SUB HIGH CUT choose BYPASS/BUTTERWORTH/BESSEL/LINK-6dB--24dB,frequency scale L/ R- 24dB 101.5Hz is 20Hz-500Hz. Press “ ” the fifth time can adjust sub woofer output low cut: the slope can...
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EKX-4A DIGITAL KARAOKE EFFECTOR Press “ ” the fifth time can adjust AUX output compressor parameter: T stands for compress value, the scale is -40dB~+20dB; the first R on the AUX CMP T: +20.0 second line stands for compressor ratio,1:1-1:2-LIMIT; A stands for R: 3.0 A: 50...
EKX-4A DIGITAL KARAOKE EFFECTOR PC SOFTWARE Warnings: PC software and users' manual are on the attached CD DEVICE USB CABLE USB CORD ONLINE STEPS 1. Click the PC software on the attached CD, press “next step” according to the defaultinformation, press ”finish”...
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EKX-4A DIGITAL KARAOKE EFFECTOR 2. Connect the computer and the pre amplifier with a USB cord, turn on the pre amplifier, the computer will find the new hardware automatically. 3. Open PC software , PC software will search USB and online automatically, after online, the online key on the top right of will turn green, and show”online”, it means the software and the device online...
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EKX-4A DIGITAL KARAOKE EFFECTOR 1. Click the PC software on the attached CD, press”next step” according to the default information, press “finish” to exit till the software set up successfully, then close the software window, after the below window shows:...
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EKX-4A DIGITAL KARAOKE EFFECTOR 3. Connect the computer and the pre amplifier with a RS232 to USB cord after the driver set up successfully, turn on the pre amplifier ,the computer will find the new hardware automatically, the hardware have already set up and can be used now, you can find the current USB COM number as the below steps: A.
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EKX-4A DIGITAL KARAOKE EFFECTOR 4. If your computer system is Windows 7 or Windows 8 , please operate according to the below steps. If Windows XP or other systems, please skip this step, operate as “step 5” directly A. move the mouse to the PC software symbol (please do not open), choose “properties”...
EKX-4A DIGITAL KARAOKE EFFECTOR 5. Open PC software, the system will search USB COM automatically, the online key on the top right corner of PC software will turn green, and show “online” ,it means the software and the device online successfully, you can operate the pre amplifier by the software now, click “online”...
EKX-4A DIGITAL KARAOKE EFFECTOR PC SOFTWARE OPERATION INSTRUCTION 1. VOLUME CONTROL Show the current music, MIC, effect PEQ curve status The input source selection: VOD and BGM are analog input, optical and coaxial are digital input Adjust music, mic, effect volume and limiter parameter...
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EKX-4A DIGITAL KARAOKE EFFECTOR PEQ curve adjust area, adjust the frequency and gain parameter by dragging the frequency (small round), drag the small square can change low cut frequency. Click “show all the EQ parameter”, show all the PEQ frequency, gain, bandwidth, parameter, click “EQ reset” , all the PEQ parameter can resume to the factory default value.
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EKX-4A DIGITAL KARAOKE EFFECTOR PEQ parameter display area, you can input the data manually to change corresponding frequency, Q value, gain, filter style( low shelf, high shelf, low cut, high cut) and bypass function key. PEQ adjust push rod, change the current chosen PEQ parameter( frequency, bandwidth, gain).
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EKX-4A DIGITAL KARAOKE EFFECTOR Echo has mode 1, 2 mono and stereo, mode 1 and 2 are different ECHO effect, mono status: only one delay and one repeat parameter can adjust; stereo Status: L/R delay and repeat can adjust separately, echo pre delay can be adjust.
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EKX-4A DIGITAL KARAOKE EFFECTOR Set output channel working mode, singing and dance music mode can be chosen in manual status, in automatical status, mic on enter singing mode, mic off enter dance music mode. Mic EQ bypass setting, when select this function, mic process not through output channel PEQ, when, not select this function, mic process through PEQ.
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EKX-4A DIGITAL KARAOKE EFFECTOR 7. SUB WOOF OUTPUT PROCESS 5 6 7 PEQ curve adjust area, adjust the frequency and gain parameter by dragging the frequency(small round). Drag the small square can change low cut frequency. Click ”show all EQ parameter”, show all the PEQ frequency, gain, bandwidth parameter, click”...
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EKX-4A DIGITAL KARAOKE EFFECTOR 8. AUX OUTPUT PROCESS PEQ curve adjust area, adjust the frequency and gain parameter by dragging the frequency (small round). Click “show all the EQ parameter”, show all the PEQ frequency, gain, bandwidth, parameter, click “EQ reset” , all the PEQ parameter can resume to the factory default value.
EKX-4A DIGITAL KARAOKE EFFECTOR SPECIFICATION Frequency Response 20Hz-20kHz, -0.5dB S/N Ratio >115dBu System Specification >0.005% at 1kHz (0dBu) Distortion Cross Talk <100dB below full scale Type Unbalanced 6.3JACK MIC Input Section Max Gain 45dBu Impedance 2.2Kohm Type Unbalanced RCA Max. Input Level (Bypass)
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