AAD-4, 4ch analog to 2ch digital audio converter

• Broadcast quality
• 24bit conversion, 48 / 96 / 192 sampling rate
• 24dBU max input level
• 4ch analog inputs
• 2ch digital outputs
• The possibility of raising input level 0dbFS @ 24dBU or 0dbFS @ 18dBU
• Automatic or manual reference selection: BB / DARS / Word clock (optional)

AAD-4 is a high quality four channel analog audio to digital two channel converter. The conversion is 24 bit and the device has selectable sampling rates over the dip switch: 48 / 96 / 192 KHz. UNITS accepts different types of external references: Black Burst, DARS, Free Run or Word clock (optional). Audio input level can be raised to +6 dB. Maximum input level is 24dB. The output can be AES / EBU or SPDIF. The module is placed in the SRU-306 3RU chassis with capacity of 6 modules. Also, the device is available in standalone version.

ANALOG AUDIO INPUT
- Connectors: 4, 3-pin terminal switch (module for SRU-306) / XLR female (standalone)
- Impedance: > 40KΩ, balanced
- S/N ratio: > 80dB
- Max. level: 24dB

REFERENCE INPUT
- Analog BB 300 mV / DARS / Word clock (optional): 1, BNC female

 AES3 110Ω or 75Ω OUTPUT
- Connectors: 2, 3-pin terminal switch (module for SRU-306) / XLR female (standalone)
- Impedance: 110Ω or 75Ω
- Nominal level: 3.1 Vp-p ± 10% / 1V pp ± 10%
- Rising time: 4ns to 31ns

POWER REQUIREMENTS (MODULE)
- Power dissipation: 5W

POWER REQUIREMENTS (STANDALONE)
- Power: ~230V AC ± 10%
- Frequency: 50Hz
- Power dissipation: 30VA

TEMPERATURE
- Performance: 5-40°C
- Operating: 0-50°C

Note: Specifications and designs are subject to change without notice.