product image

Part #: PMA5000EX


PS Engineering


Audio Panel 4-IntelliVox Hi-Fi Stereo In

Part Number :

  • Audio Selector Panel 
  • Non-Certified 
  • Created specifically for the experimental and LSA owners
  • The "EX" version is designed after PS Engineering's earlier Audio Selector Panels - without a Marker Beacon Receiver, Speaker Amplifier & certification - resulting in a lower priced option for experimental aircraft
  • Direct replacement for the GMA340 and GMA240
  • IntelliVox® automatic VOX system with selectable "Extreme Noise Capability Mode"
  • Extreme Noise Capability Mode is enabled by internal switch selection
  • Cellular telephone input with "DuTel" distribution
  • Monitor Mode allows automatic muting of non-primary radio
  • When "Monitor" (Mon) mode is selected, the audio from the Com receiver that is not selected for transmit will automatically mute when the selected primary radio audio becomes active
  • Front panel utility jack for phone, iPod, or for unswitched audio warnings
  • Split mode for dual audio panel capability
  • 2 - Differential, hi-fidelity stereo music source inputs (no ground loop noise)
  • 3 - Isolation modes - Pilot Isolate, All and Crew
  • 4 - Music mute modes with "Softmute"™ Technology - Mute On, Mute Off, Radio Mute, Intercom Mute
  • 5 - Unswitched inputs, with front panel unswitched input
  • Dedicated front panel music volume control
  • Selectable music distribution for passengers
  • 2 - Front panel switched Inputs (Aux 1 & 2) with selectable 60 second auto-mute mode
  • The "60 second auto-mute" mode is useful in cases where the audio is an alert that has been recognized, but becomes annoying - after 60 seconds, the audio is automatically restored
  • RAM (Radio Master Mute) eliminates constant background noise from radio static
  • Additional Information: PMA5000EX Installation Manual PMA5000EX Pilot's Guide


Weight:  Unit: 1.34 lbs Rack: 0.51 lbs Voltage: 11 to 33 VDC
Max. Current: 2.5 Amp Input Impedance: 510 Ω
Input Isolation:  -60 dB (min) Receiver Inputs: 6 (Com 1, Com 2, TEL, AUX 1, AUX 2, DME)
Unswitched Inputs: 5 (including front jack) Transmitter Selections:  4 (Com 1, Com 2, TEL, Com 1/2)
Headphone Impedance: 150 - 1000 Ω Headphone Output: 38 mW each headset, no clipping <1% THD typical
Microphone Impedance: 150 - 600 Ω Intercom Positions: 4 places (w/individual IntelliVox® circuits)
Music Inputs: 2 (Independent, Stereo) Music Muting: >-30 dB "Soft Mute" when Com or intercom active
Distortion: <1% THD @ 38 mW into 150 Ω Mic Freq. Response 3 dB:  
Music Freq. Response 3 dB: 10 Hz - 26 kHz    


- Audio Panel 4-IntelliVox Hi-Fi Stereo In
Price Condition Status