Avid Technology Pro Tools HD MADI, Manual

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Pro Tools | HD MADI Guide
8
DigiLink Mini Cables and
Adapters
Avid provides various cables and adapters to con-
nect Avid HD audio interfaces to Avid HDX,
HD Native, and Pro Tools|HD cards.
DigiLink Mini Cables
Use DigiLink Mini cables to connect HD MADI to
an Avid HDX or HD Native card.
There are five different lengths of DigiLink Mini
cables:
• 18 in (0.46 m) (sold separately)
• 12 ft (3.6 m) (2 included with HD MADI)
• 25 ft (7.62 m) (sold separately)
• 50 ft (15.25 m), the maximum length supported
for 176.4 kHz and 192 kHz sessions (sold sepa-
rately)
• 100 ft (30.5 m), the maximum length supported
by 88.2 kHz and 96 kHz sessions (sold sepa-
rately)
DigiLink Mini Adapters
Use DigiLink cables with DigiLink Mini adapters
to connect to connect HD MADI to Pro Tools|HD
cards.
There are two types of DigiLink Mini adapters:
• 12-in DigiLink Mini female to DigiLink male
• 12-in DigiLink Mini male to DigiLink female
SRC AES/EBU
A single female AES/EBU port (clock input only)
is provided for synchronizing to an external
AES/EBU digital clock source when using MADI
Sample Rate Conversion (SRC) on output. This
can be configured in the Pro Tools Hardware
Setup dialog.
SRC Word Clock In 1 & 2
The SRC Word Clock In ports 1 & 2 are standard
BNC connector that provides Word Clock input
for synchronizing to an external Word Clock digital
clock source when using MADI Sample Rate Con-
version (SRC) on MADI output. This can be config-
ured in the Pro Tools Hardware Setup dialog.
Word Clock In & Out
The Word Clock In and Out ports are standard
BNC connectors that receive and output word clock
signal. These ports can be used to synchronize
HD MADI with any word clock-capable device.
The External Clock In is configured by your choice
for Clock Source in the Hardware Setup dialog.
The External Clock Out is configured using the
External Clock Output selector in the Hardware
Setup dialog.
For more information about DigiLink Mini
cables and adapters, visit the Avid website
(www.avid.com).
Because the Loop Sync and Word Clock ports
pass crucial timing information, use high-
quality 75-ohm coaxial cables.