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AJA ADA4 4-Channel Bi-Directional Audio A/D & D/A Converter The ADA4 is a 4-channel converter that can be configured as a 4-channel A/D, a 4-channel D/A, 2-channel A/D and 2-channel D/A, or an AES sychronizer. The ADA4 can accept an AES11, wordclock or video sync/color black reference input for synchronization. Reference input and synchronization are automatic. Audio levels are configurable via dipswitch control.
ADA4 Specifications
Analog Audio I/O
| Balanced, XLR, one channel per XLR connector |
AES Audio I/O
| Balanced 110 ohm, XLR, two channels per XLR connector |
Analog Audio Levels (with Respect to Full Scale Digital)
+24dBu (SMPTE RP155), +18dBu (EBU R68),
+15dBu (Germany), +10dBV (consumer +12.2 dBu) |
Audio Converters
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 (un-terminated). HD/SD Sync, AES-11, or Wordclock (48/96 KHz) |
Size
| 5.8" x 3.1" x 1" (147 x 79 x 25 mm) |
Power
+5-18VDC, 3 watts. Power Supply Required ( sold separately)
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Features
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
Up to 4 channels of AES/EBU to balanced analog audio
Supplied XLR breakout cable
AES11/Wordclock/Tri-level Sync/Color Black Reference Loop
Adjustable Audio Levels
Sample Rate Conversion Between 96KHz and 48KHz
Dipswitch configuration
5-18VDC Power
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