OWI AMPMA40X User Manual

40 watt mini digital amplifier with eq/mixer

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USER MANUAL
AMPMA40X
40 Watt Mini Digital Amplifier with EQ/Mixer
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Summary of Contents for OWI AMPMA40X

  • Page 1 USER MANUAL AMPMA40X 40 Watt Mini Digital Amplifier with EQ/Mixer...
  • Page 2: Table Of Contents

    Mini Digital Amplifier, with MIC Mixer and EQ Table of Contents Introduction ................. 3 Features ..................3 Specification ................4 Audio Connection ............... 5 Buttons Control ................8 RS232 Communication Protocol ..........10 System Diagram ............... 12 Panel Drawing ................13 AMPIRMA40X Instruction Sheet………………………………….13...
  • Page 3: Introduction

    Mini Digital Amplifier, with MIC Mixer and EQ 1. Introduction AMPMA40X is a compact-size digital amplifier (Class-D) with 3 inputs(2 line in and 1 balanced MIC). It is integrated with powerful functions, including bridge connection, dual-mono, EQ control, microphone mixer etc.
  • Page 4: Specification

    Mini Digital Amplifier, with MIC Mixer and EQ 3. Specification Audio Input Audio Output 1 ea. stereo audio (L Input 1 Output 1 1 ea. amplifier, & R RCA) 1 ea. stereo audio Input 2 Output 2 1 ea. stereo audio (3.5 mini jack) Input 3 1 ea.
  • Page 5 Mini Digital Amplifier, with MIC Mixer and EQ General Max DC 1.5V Humidity 10% ~ 90% Compensation Power Temperature 24VDC, 3A -20℃ ~ +70℃ Consumption 100VAC ~ 240VAC, Product Power Supply 0.5Kg 50/60Hz Weight 4 7/8” W x 3 7/16” L x 1.5” D(H) Case Dimension 123mm W x 87mm L x 38mm D(H) (Wall/Table mountable)
  • Page 6: Audio Connection

    Connecting the four pins, like this 4.1.2 Bridge connection: 1x40Watt@8Ohm The AMPMA40X has the bridge connection, to double the output power at 1x40Watt@8Ohm. It will sum up the input left channel and input right channel to be mono output, and the power is up to 40Watt.
  • Page 7 Mini Digital Amplifier, with MIC Mixer and EQ 4.1.3 Dual-mono output: The AMPMA40X also has the function of double-mono output. It can sum up the left and right channel, to be the mono audio output. In this way, the both of the outputs are showing the same mono audio.
  • Page 8: Buttons Control

    Mini Digital Amplifier, with MIC Mixer and EQ “╧” connects to ground, and “-” connects to signal. “╧” connects to ground, and “+” connects to signal. Balanced connection: “+” connects to positive, “-” connects to negative and “╧” connects to ground. 4.2.3 LINE input When the switch turns to “LINE”, the microphone input is used for connecting with normal audio or wireless microphone output.
  • Page 9 Mini Digital Amplifier, with MIC Mixer and EQ 5.2 Volume/EQ controlling The line volume and MIC volume can be controlled by the buttons. The MIC Volume/LINE volume/LINE bass/LINE treble will be selected by the buttons, and controlled up/down/mute by the function buttons. Please check the picture below: Firstly to select the Then to turn down/up the function from this menu.
  • Page 10: Rs232 Communication Protocol

    Mini Digital Amplifier, with MIC Mixer and EQ 6. RS232 Communication Protocol: Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none Command Function Description Feedback Code 1A1. Switching the audio to input 1 A: 1 -> 1 2A1.
  • Page 11 Turning up the volume of line audio. We should send the RS232 command: [603%] Example 3: Preset the MIC volume to “21” degree. We should send the RS232 command: [521%] Example 4: Checking the working status of AMPMA40X. We should send the RS232 command: [600%]...
  • Page 12: System Diagram

    Mini Digital Amplifier, with MIC Mixer and EQ 7. System Diagram 2x20Watt@4Ohm Looping connection 1x40Watt@8Ohm...
  • Page 13: Panel Drawing

    Mini Digital Amplifier, with MIC Mixer and EQ 8. Panel Drawing Unit: inches (mm)
  • Page 14: Volume

    Mini Digital Amplifier, with MIC Mixer and EQ 9. Remote Control AMPIRMA40X (Optional) Remote Control with Sensor for the Digital Amplifier AMPMA40X The AMPMA40X has an optional IR control function that works with the “AMPIRMA40X” package (IR receiver and IR remote). AMPMA40X...
  • Page 15 The IR receiver is used to receive the IR code from the remote controller. It connects to the AMPMA40X by 3.5mm jack connector, and receives the IR code by the IR sensor. The IR sensor has an adhesive tape at the back that can be stick on the wall or ceiling.

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