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PTN PA2 User Manual

Mini digital amplifier, with eq/mixer
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Mini Digital Amplifier, with MIC Mixer and EQ

USER MANUAL

Mini Digital Amplifier, with EQ/Mixer
Index:
1.
General Instruction: .......................................................... 2
2.
Product Picture: ............................................................... 2
3.
Features: .......................................................................... 3
4.
Specification .................................................................... 4
5.
Audio Connection ............................................................ 5
6.
Buttons Controlling .......................................................... 6
7.
RS232 Communication Protocol: ...................................... 8
8.
System Diagram ............................................................. 10
9.
Panel Drawing ............................................................... 11
PA2
1

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Summary of Contents for PTN PA2

  • Page 1: Table Of Contents

    Mini Digital Amplifier, with MIC Mixer and EQ USER MANUAL Mini Digital Amplifier, with EQ/Mixer Index: General Instruction: ............2 Product Picture: ............... 2 Features: ................3 Specification ..............4 Audio Connection ............5 Buttons Controlling ............6 RS232 Communication Protocol: ........8 System Diagram .............

  • Page 2: General Instruction

    Mini Digital Amplifier, with MIC Mixer and EQ 1. General Instruction: PA2 is a small digital amplifier (Class-D), with EQ control and MIC mixer function. It is compact-size but powerful functions, including the bridge connection, dual-mono, EQ control, microphone mixer etc.

  • Page 3: Features

    3. Features:  2x20Watt@4Ohm as the default amplifier output.  Bridge connection function. The user can switch the PA2 to be 1x40Watt@8Ohm by bridge connection.  Dual-mono function. The user can sum up the stereo audio to two times mono audio.

  • Page 4: Specification

    Serial Control Port Pin Configurations 2 = TX, 3 = RX, 5 = GND connector IR Remote Optional IR remote Front Panel Control Optional mountable keypad Options TCP/IP control by PTNET(PTN's programmable interface) NOTE: All nominal levels are at ±10%.

  • Page 5: Audio Connection

    Connecting the four pins, like this 5.2 Bridge connection: 1x40Watt@8Ohm The PA2 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 6: Buttons Controlling

    Mini Digital Amplifier, with MIC Mixer and EQ 5.3 Dual-mono output: The PA2 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 7: Bass

    Mini Digital Amplifier, with MIC Mixer and EQ 6.2 Volume/EQ controlling: The line volume and Microphone 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: Turn up/down the level.

  • Page 8: Rs232 Communication Protocol

    Mini Digital Amplifier, with MIC Mixer and EQ 7. RS232 Communication Protocol: Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none Command Function Desctription Feedback Code 1A1. Switching the audio to input 1 A: 1 -> 1 2A1.

  • Page 9: Volume Of Line

    Turning up the volume of line audio. We should send the RS232 command: [ 603% Example 3 Preset the MIC volume to be “21” degree. We should send the RS232 command: [521%] Example 4 Checking the working status of PA2. We should send the RS232 command: [600%]...

  • Page 10: System Diagram

    Mini Digital Amplifier, with MIC Mixer and EQ 8. System Diagram 2x20Watt@4Ohm Looping connection 1x40Watt@8Ohm...

  • Page 11: Panel Drawing

    Mini Digital Amplifier, with MIC Mixer and EQ 9. Panel Drawing Unit: mm...

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