Evertz Microsystems Ltd.

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7700DA-AES-RJ

Auto Equalizing Balanced AES/EBU Distribution Amplifier Over CAT5 Cable

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The 7700DA-AES-RJ is an eight-output distribution amplifier with auto equalizing inputs and reclocking for 110W balanced AES signals. The DA will automatically equalize a single balanced AES signal delivered over standard CAT 5 type cables with RJ-45 head connector. The DA will reclock the data with sampling frequencies of 32kHz, 44.1kHz, 48kHz and 96kHz.

The 7700DA-AES-RJ modules are equipped with card edge LED indicators that are used to provide quick and accurate assessment of the incoming signal integrity.

The 7700DA-AES-RJ modules occupy one card slot and can be housed in the 1RU 7801FR frame which holds up to four single or two dual slot modules, the 3RU 7800FR frame which has a 15 slot capacity, the portable 3RU 350FR frame which has a 7 slot capacity, or a standalone enclosure which holds a single module.

Features
  • AES3-1992 standard for AES audio on 110Ω twisted pair cable
  • Transformer coupled 110Ω balanced input (selectable Hi-Z)
  • Data reclocking provides jitter reduction
    • Automatic equalization
    • Equalization and reclocking provides extended cable length compensation
    • 8 x 110Ω balanced outputs
    • Error LED indication for input PLL out of lock, parity error or biphase coding error
Block Diagram Block Diagram

Specifications

AES Input
StandardAES3-1992
Number of Inputs1
ConnectorRJ-45
Input Level2 to 7V p-p
CouplingTransformer
Input Impedance110Ω
EqualizationAutomatic to 300m with CAT5 (or equivalent) @ 48kHz AES signal
Sampling Frequency32kHz, 44.1kHz, 48kHz, and 96kHz
AES Outputs
Number of Outputs8 reclocked
ConnectorRJ-45
Output Level5V p-p
Output Impedance110Ω
Electrical
Voltage+12V DC
SafetyETL Listed, complies with EU low voltage directive
Power< 1.8 Watts
EMI/RFIComplies with FCC Part 15, Class A
EU EMC Directive
Physical
Number of Slots2

Ordering Information

7700DA-AES-RJAuto Equalizing Balanced AES/EBU Distribution Amplifier Over CAT5 Cable
Ordering Options
NotesRear plate must be specified at time of order - eg: [model]+3RU
Rear Plate Suffix
+3RU3RU rear plate for use with 7800FR, 7801FR, 7700FR-C or 350FR Multiframes
+1RU1RU rear plate for use with 7701FR Multiframe
+SAStandalone Enclosure Rear Plate
Enclosures
350FRPortable Multiframe which holds 7 modules
7700FR-C3RU Multiframe which holds 15 modules
7800FR3RU Multiframe which holds 15 modules
7701FR1RU Multiframe which holds 3 modules
S7701FR7700 Series Standalone Enclosure
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