Avid Technology HD MADI, Manual

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Chapter 2: HD MADI Overview 9
Primary DigiLink Mini Ports
HD MADI provides 2 Primary DigiLink Mini
Ports. The Primary port is where the DigiLink
Mini cable connects HD MADI to an HD Native
or Pro Tools|HD card. Each Primary port sends
and receives up to 32 channels to and from the
card to which it is connected.
DigiLink Mini Cables and Adapters
Avid provides various cables and adapters to
connect Avid HD audio interfaces to HD Native
and Pro Tools|HD cards.
DigiLink Mini Cables
Use DigiLink Mini cables to connect HD MADI
to an HD Native card.
There are five different lengths of DigiLink Mini
cables:
• 18” (0.46m) (sold separately)
• 12’ (3.6m) (2 included with HD MADI)
• 25’ (7.62m) (sold separately)
• 50’ (15.25m), the maximum length sup-
ported for 176.4 kHz and 192 kHz sessions
(sold separately)
• 100’ (30.5m), the maximum length sup-
ported by 88.2 kHz and 96 kHz sessions
(sold separately)
DigiLink Mini Adapters
Use DigiLink cables with DigiLink Mini adapt-
ers to connect to connect HD MADI to
Pro Tools|HD cards.
There are two types of DigiLink Mini adapters:
• 12” DigiLink Mini female to DigiLink male
• 12” 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 Conversion (SRC) on MADI output. This
can be configured 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 synchro-
nize HD MADI with any word clock-capable de-
vice.
For more information about DigiLink Mini
cables and adapters, visit the Avid website
(www.avid.com).