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PDA 4400 Series Four Channel Matrix Pre Amplifier


PDA 4400 is a 9 In/4 Out Multi Channel DSP PA Matrix Router.

  • ●Compact 1 HU high / Full size format.
  • ●Each Input can route to different output channel.
  • ●PA Mute function, Priority (TEL > PTT > MIC > BGM), Paging, Ducking.
  • ●Color LCD to display output level and input settings.
  • ●Tabletop or System Rack mount.


Front Panel:

  • ●MIC1~5 input level control.  
  • ●MIC1~5 input level indication.
  • ●AUX1~3 input level control.
  • ●AUX1~3 input level indication.
  • ●Color TFT 1.8 inch Display.
  • ●Setup Knop for setting volume, tone control, phantom, Line/mic select, filter, chime, BGM ducking level.
  • ●Power ON/OFF button.


Rear Panel:

  • ●TEL/EMG Input.
  • ●TEL/EMG input level Gain control.
  • ●MIC1: Phoenix Balanced input with PTT/ Chime function.
  • ●MIC1: RJ45 Paging Microphone connector.
  • ●MIC2~5: Phoenix Balancedinput.
  • ●MIC2 VOX trigger level control.
  • ●AUX1~3 RCA (MONO) Input.
  • ●Remote panel RJ45 connector.
  • ●Balanced output Phoenix connector for Line Out 1~4.
  • ●AC Input. 



PDA 4400

Input Sensitivity & Impedance

TEL: 100V/1V @600Ω , Balanced

MIC/LINE 1~5: 1.5mV/200mV @600Ω, Balanced

AUX 1~3: 500mV@47kΩ, Unbalanced

Line Out

1V @600Ω , Balanced

Tone Control

Bass: ±12dB, 100Hz

Treble: ±12dB, 10kHz

Cross Talk

< -70dB

Frequency Response

Line Output: 20~20kHz, +1/-3 dB

S/N Ratio

TEL >70dB

MIC >60dB

LINE >70dB

AUX >75dB

Phantom Power


Nominal AC Line Voltage

100~240V, 50/60Hz

Operation Temperature / Humidity

-10°C ~ +45°C @ 95% R.H. (Non-Condensing)

Storage Temperature

-20°C ~ +85°C

Dimensions (W x D x H)mm

430 x 315 x 44