Features; Main Hardware Features; Main Software Features (Pc Side); Ravenna Features - Digigram LX--IP User Manual

3. FEATURES

Main hardware features

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PCI EXPRESS​ TM​ ​ x 1​ ​ ( PCIe​
●
2 Gigabit Ethernet RJ45 ports for RAVENNA I/O (dual port or Primary / Backup mode)
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1 optional optical connector for MADI I/O (Factory option)
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1 BNC for Word Clock In or Out
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Sampling frequency:
From internal clock: 44.1 kHz, 48 kHz and 96 kHz (MADI)
From network or Word Clock: 44.1 kHz, 48 kHz and 96 kHz (MADI)
From MADI: 44.1 kHz, 48 kHz, 96 kHz
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Routing: zero latency on­board routing matrix between Audio Over IP channels, Digital Audio Workstation
playback and record channels, and optional MADI channels

3.2. Main software features (PC side)

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Low latency WDM DirectSound, ASIO , and Alsa drivers.
● Card can be used through the following programming interfaces (APIs): DirectSound kernel streaming,
DirectSound, WASAPI, ASIO, Alsa.
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32 stereo DirectSound playback devices / 32 stereo DirectSound recording devices
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64 mono ASIO playback channels / 64 mono ASIO recording channels
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64 mono Alsa playback channels/ 64 mono ASIO recording channels
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Real­time, simultaneous record and playback in PCM (16 and 24 bits) of 64 mono I/O channels
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Embedded WEB server for IP audio configuration

3.3. RAVENNA features

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Up to 128/128 I/O (Mono) channels at 44.1 kHz or 48 kHz (64/64 I/O on each Gigabit Ethernet interface)
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Packet size from 128 down to 1 (ultra­low latency profile) audio samples per RAVENNA packet
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Full compliance in all respects with AES 67 (excepted SIP).
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PCM16 / PCM24 / PCM32 / AM824 (PCM24+AES3 channel status)
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PTPv2 (IEEE1588­2008) from network or internal clock or Word Clock or MADI input
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Local clock eligible as GrandMaster PTP
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Local clock precision : better than 10 ppm

4. REQUIREMENTS

4.1. Minimum hardware requirements

● PC with one free PCI Express slot (x1, x2, x4, x8, x16).
● Required CPU power and memory depend on the operating system and on the software applications used.
®​ ) bus, compatible with PCIe​
LX­IP ​
u ser Manual v1.04
®​ x1, x4, x8 or x16 slots.
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