Acesonic AM-450 Owner's Manual

Mixer power amplifier

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AM-450
MIXER POWER AMPLIFIER
Owner's Manual

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Summary of Contents for Acesonic AM-450

  • Page 1 AM-450 MIXER POWER AMPLIFIER Owner's Manual...
  • Page 2: Important Safety Instruction

    IMPORTANT SAFETY INSTRUCTION The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the CAUTION presence of uninsulated dangerous voltage within the RISK OF ELECTRIC SHOCK product's enclosure, that may be of sufficient magnitude DO NOT OPEN to constitute a risk of electric shock to persons.
  • Page 3: Product Features

    Product Features • This product adopts 24-bit high performance DSP and AD/DA, 48kHz sampling frequency of professional digital karaoke OK amplifier. • High-quality professional vocal effects (reverb, ECHO, reverb + echo). • Automatic digital feedback Eliminator. • 7 stereo digital keying the modulation. •...
  • Page 4: Front Panel Review

    Front Panel Review 1. Power Switch. 2. Mic effect level volume (EFFECT MASTER) knob. 3. Microphone master volume (MIC MASTER) knob. 4. Control keys. From left to right: "LOCK" lock key, "MENU" menu button, "◀" parameter decrease key, "▶" parameter increase key, "#" music rising tone key tone sandhi, "♮"...
  • Page 5 Rear Panel Review SUBWOOFER OUT INPUTS REMOTE RS 232 MIC 4 MIC 5 (VOD) (PC) VIDEO INPUT VIDEO OUT FUSE:T15A/250V MIXER POWER AMPLIFIER 9 10 14 15 1. Machine safety earthing terminal. 2. Microphone, auxiliary input jack. 3. Microphone, auxiliary input jack. 4.
  • Page 6 Operation Indirection 1. Music 1-1 The audio signal (DVD,VCD) with 4 channel audio input (LD/CD,DVD,VCD, BGM) Terminal in any way, and then adjust the audio input potentiometer to the right size. Then turn the usic master volume (MUSIC MASTER) dial, adjust the music output volume size, entry shown in figure as below.
  • Page 7: Microphone Part

    2.Microphone Part 2-1 The microphone connected to the input jack, and adjust the corresponding input potentiometer knob to the appropriate location. Back turning the microphone master volume (MIC MASTER) dials, adjust the microphone output volume size. Volume rotate effect (EFFECT MASTER) dials, adjust effects volume size. As shown in Figure III. : 1 0% MIC VOL BGM ECHO 70%...
  • Page 8 TIME : 2. ECHO TIME: 170mS BGM ECHO 70% BGM ECHO 70% ECHO DEPTH: 98% : 8. 0KHz BGM ECHO 70% BGM ECHO 70% Figure IV 3-4 Microphones balance adjustment. Microphone part of balanced, mainly pertaining to singing voices sound by changing the low, low, high, high frequency response curve, beautiful singing voice, strong performance.
  • Page 9 3.Menu 3-1 This function contains some specifically Kara OK settings used on the project. Press the menu key to switch the menu, use keys "◀" and "▶" adjust the parameters of the current menu. Followed by operation, and switch between the different menus is shown below.
  • Page 10 Music noise gate settings: In menu adjust music noise gate threshold adjusting range -90dB~-24dB. This argument can effectively eliminate some minor noise in the system, larger threshold value, eliminate noise, the more, of course, also includes some small signals, the default value is -60dB. MUS N_GATE:-60dB MUS DELAY: 1.0mS BGM ECHO 70%...
  • Page 11 The music signal input selection: In the menu set the music signal input. The argument there were 8 options in turn, LD/CD,DVD,VCD BGM,B6,B9,B12,B15. B6,B9,V12,B15 for the priority switching of background music choices. Steps are as follows: the background music (BGM) connected to the audio inputs of the amplifier BGM input jack, and then in the other three-way either a set of stereo audio input, Kara OK set of audio signal, connection is complete!
  • Page 12 Microphone volume presets: In menu setting the microphone part of the boot volume preset values. This parameter is set to work with Kara OK volume used in engineering, when the system boots up, microphone volume size is always set at the preset value. If you want each time you power on the receiver's volume to a minimum, you only need to set this value to 0%, as shown left-down.
  • Page 13 Phase and surround microphone volume: Set the volume of the microphone signal output from the surround channels and phase. Surround microphone volume ranges from -30DB-0DB. SUB MIC PHASE:- SUB MICVOL:-10 BGM ECHO 70% BGM ECHO 70% Surround microphones balance: Set around the microphone volume the relative volume of output from the surround left and right channels.
  • Page 14: Enter Password

    The Lock Operation: Long press the "LOCK" lock keys, LCD screen will prompt for a password (as shown in Figure VII). Press the "◀ " and "▶" keys to change the cursor indicates the character, press the "♮" key in order from left to right to move the cursor's position.
  • Page 15: Wireless Remote Control

    4.Wireless Remote Control Easy to use remote control, eliminating the manual operation. Simple parameters, enable you to easily and quickly adjust parameter settings. As shown in the figure eight. Effect Key Control Music Vol Effect Level Mic Vol Remote Code Switch Grounding Line Control...
  • Page 16: Technical Specification

    Technical Specification Output Power(RMS) ............RMS 2x300W(8Ω) RMS 2x500W(4Ω) SR, SL 100W(8Ω) SNR ........... Music Processing, Above 95DB(Pass Through, Tone off) MIC Processing, Above 50DB(Effect Open) THD ........0.3% 20Hz-20kHz, 2-Channel 2x100W(RMS) Out (Pass Through) 20Hz-20kHz ±1dB Frenquecy Response ..................Input Sensitivity/Impdance MIC ......................

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