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AJA ADA4 4-Channel Bi-Directional Audio A/D And D/A Converter


Availability: Ships in 2-3 business days

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Product Highlights

  • Up to 4 channels of AES/EBU to balanced analog audio
  • AES11/Wordclock/Tri-level Sync/Color Black Reference Loop
  • Adjustable Audio Levels
  • Sample Rate Conversion Between 96KHz and 48KHz
  • Simultaneous A/D and D/A, or AES Synchronizer
  • Full-time AES11 low jitter reference output
  • Up to 4 channels of balanced analog to AES/EBU audio


AJA's ADA4 Mini-Converter offers 4x-Channel converter that be set as a 4-channel D/A, a 4-channel A/D and bi-directional Audio D/A-A/D. This amazing feature allows the users to convert between balanced analog and EBU/AES digital audio. This unit comes with an XLR breakout cable that delivers audio connections for ADA4, allowing 8 channels of AES audio out and input. Moreover, the Audio levels are configurable via DIP switch control for an easy use.

Breakout Cable

This unit comes with a breakout cable that provides audio connections for ADA4, allowing 8 channels of AES audio input and output.

External Synchronization

ADA4 is compatible with AES11, wordclock or video sync/color black reference input for synchronization. The synchronization and reference input are automatic with a passive looping reference and including a separate AES sync output.

Quick configuration

The DIP switches are easy to use and allows the audio levels on ADA4 to be configured manually and clearly.

Compact and Portable

All AJA Mini-Converters uses a compact design that suitable for tight spaces, around and behind equipment racks, on camera and trucks. This converter has a locking power connector that can't be removed accidently or pull loose. Another feature is the P-TAP power cable that allows for the battery power in remote locations.

Universal Power Supply
All AJA Mini-Converters are shipped with a universal power supply, which includes an international plug connection for use around the world.

AJA Mini-Matrix
All AJA’s Mini-Converters are now available as a mobile app on iOS. This feature allows the user to have control over their Mini-Converters though an app. This app helps the user to find a convenient converter for any type of situation, if is needed.


UPC: 812321030396
In the Box AJA 4-Channel Bi-Directional Audio A/D & D/A Converter
DWP-U-R1 Worldwide Power Supply for AJA Mini-Converters
Limited 5-Year Warranty
Audio I/O Analog Balanced, XLR, one channel per XLR connector
Audio I/O AES Balanced 110 ohm, XLR, two channels per XLR connector
Audio Levels Analog (with Respect to Full Scale Digital) +24dBu (SMPTE RP155), +18dBu (EBU R68), +15dBu (Germany), +10dBV (consumer +12.2 dBu)
Audio Converters 24-bit, 48/96 KHz
User Controls External Dipswitch: 
Channel 1/2: A/D, D/A
Channel 3/4: A/D, D/A
Audio Level 1
Audio Level 2
Reference Loop 75 Ohm, unterminated, HD/SD Sync, AES-11, or Wordclock (48/96 KHz)
Size (w x d x h) 5.8" x 3.1" x 1.0" (147mm x 79mm x 25mm)
Power +5-18VDC, 3 watts. power supply required, included with purchase
Environment Safe Operating Temperature: 0 to 40 degrees C (32 to 104 degrees F)
Safe Storage Temperature (Power OFF): -40 to 60 degrees C (-40 to 140 degrees F)
Operating Relative Humidity: 10-90% noncondensing
Operating Altitude: <3,000 meters (<10,000 feet)

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