ALP881e

Versatile Multichannel Digital Audio for Mission-Critical Systems

ALP881e

The ALP881e is a low-profile, multichannel PCI Express sound card engineered for professional PC-based audio systems on Windows and Linux. Compact and ultra-reliable, it is the ideal solution for mission-critical applications including broadcast, production, and high-end installations where high-resolution AES3 connectivity (up to 192 kHz) is essential.

 

DOWNLOADS
BENEFITS
SPECIFICATIONS

Drivers for Windows and Linux

64 or 128 playback channels
64 or 128 recording channels

Switching ports mode Redundant ports mode

Benefits

One size fits all  Low profile PCI Express Fanless design
Reliable AES67 node

Trustworthy protocol, regardless of PC performances

Ensure interoperability

Compliant with AES67, RAVENNA, SMPTE ST2110-30 / ST2022-7

Versatility

2 or 4 Eth ports for redundancy and switching

Flexible PTP clocking

PTP slave, PTP master, PTP Grand Master

Seamless integration NMOS IS=04 & IS=05 In-band or out-of-band management

One product, 3 possible formats

Low profile bracket, full-height bracket and additional 2 Ethernet ports expansion card included as standard in the package.

Low Profile 2 Eth ports
Low Profile 4 Eth ports
Full-height Profile
4 Eth ports

Specifications

Format
Dimensions and Format 

Expansion card and full-height bracket included as standard in the package.

2 Eth ports – Low profile PCI Express
L: 168 mm x H: 69 mm x l: 20 mm
L: 6.6 inch; H: 2.7 inch; l: 0.8 inch

4 Eth ports – Low profile PCI Express
L: 168 mm x H: 69 mm x l: 40 mm
L: 6.6 inch; H: 2.7 inch; l: 1.6 inch

4 Eth ports – Full-height profile PCI Express
L: 168 mm x H: 99 mm x l: 20 mm
L: 6.6 inch; H: 3.9 inch; l: 0.8 inch

Expansion Bus
PCI Express TM (PCIe TM) x1 (x2, x4, x8, x16 compatible)

Control panel
Digigram ALP-X ASIO Settings (Windows)
Asio Control Panel: up to 8 ALP-X cards
Select I/Os used through Asio
(others can be used through Wasapi)

Digigram ALP-X Manager (Windows)
One unified control panel for the whole ALP-X range
Manages up to 8 ALP-X cards
Vu-meters, clock frequency
Firmware update

 

Drivers and OS
Supported OS Windows: as of Windows 10 20H2,Server 2019 Linux: Ubuntu as of ver. 20, Debian as of ver.11, Rhel as of ver.9 Drivers Windows: Asio, Wasapi/DirectSound Linux: Alsa One Driver Package Multi-application and multi-card API available to access the parameters
Versions
Available in 2 versions:

  • 64 in / 64 out channels
  • 128 in / 128 out channels
Network connectivity
Configurations with 2 network ports

  • 2 x Gbps Eth ports that can be used in redundant mode (ST 2022-7),
  • or in switching mode

Configuration with 4 network ports

  • Switch mode (the 4 ports are identical)
  • ST 2022-7 mode:
    • 2 pairs of redundant ports,
    • or 1 pair of redundant ports and 2 ports for Out of Band management.
Input and output channels

 

ALP AES67-64

ALP AES67-128

44.1kHz / 48 kHz

64 x 64

128 x 128

88.2 kHz / 96 kHz

32 x 32

64 x 64

176.4 kHz and 192 kHz

16 x 16

32 x 32

Audio streams
  • Max 64 input streams
  • Max 64 output streams
AoIP compliance
  • RAVENNA
  • SMPTE ST 2110-30 Level A, AX, B, BX, C, CX
  • SMPTE ST 2022-7 Class A,B,C,D
Buffering
Up to 2000 samples per channel (41.7ms at 48 kHz)
Sample format
PCM 16, 24, 32 bits
In band or Out of band management
  • WEB GUI
  • Aneman & MTDiscovery (Merging Technologies)
  • NMOS IS=04 & IS=05 (Discovery & Registration, Connection management)