User guide

Pro Tools|HD User Guide6
Expandability
• Optional addition of I/O cards to expand ana-
log or digital I/O
• Simultaneous use of multiple Pro Tools|HD
audio interfaces to further expand system in-
put and output (for more information see the
Expanded Systems Guide)
HD MADI Digital Audio Interface
HD MADI is a 64-channel, digital audio inter-
face designed for use with Pro Tools|HD sys-
tems. HD MADI supports the Multichannel Au-
dio Digital Interface (MADI) format and sample
rates of up to 192 kHz. HD MADI provides sim-
plified connectivity between your Pro Tools|HD
system and MADI-compatible audio equipment,
such as routers, digital mixing consoles, and
converters.
HD MADI Features
• 2 MADI Optical and Coaxial inputs and 2
MADI Optical and Coaxial outputs for up to
64 discrete channels of digital input and out-
put (32 channels per DigiLink Mini port)
• Supports sample rates of 44.1 kHz, 48 kHz,
88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
• 24- or 16-bit resolution
• Sample Rate Conversion (SRC) on input or
output
• Front panel clock and SRC indicators
• Front panel signal present LEDs for input and
output
• BNC Word Clock I/O for synchronizing HD
MADI with external 1x Word Clock
• BNC Loop Sync I/O for synchronizing HD
MADI with additional Pro Tools|HD audio in-
terfaces and peripherals (such as HD I/O, HD
OMNI, or SYNC HD)
• Dedicated BNC Word Clock input and XLR
AES/EBU input (clock input only) for external
MADI synchronization (when using SRC on
output)
• Clock support for the following formats: In-
ternal, Loop Sync, Word Clock, AES/EBU, and
MADI
• Varispeed modes (supports both 64- and 56-
channel standards)
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192 I/O Audio Interface
192 I/O
™
is a multichannel digital audio inter-
face designed for use with Pro Tools|HD sys-
tems. 192 I/O features high quality 24-bit ana-
log-to-digital (A/D) and digital-to-analog (D/A)
converters, and supports sample rates of up to
192 kHz.
You can also add or remove analog cards (ADC
and DAC) and digital cards for custom configu-
rations.
192 I/O Features
• Supports sample rates up to 192 kHz.
• Supports both analog and digital connections,
including AES/EBU, S/PDIF, TDIF, and ADAT
Optical:
• Digital (Digital I/O Card): 8 channels, DB-
25 (AES/EBU and TDIF), or one pair of
Lightpipe (ADAT Optical) connectors. Ex-
pandable up to 16 of channels digital I/O
with the addition of the 192 Digital expan-
sion card.
For more information about HD I/O, see the
HD I/O Guide.
For more information about HD MADI, see
the HD MADI Guide.