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Tieline Bridge-IT

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Description

The Affordable Multipoint IP Audio Codec

Tieline’s Bridge-IT is the ultimate affordable, high-performance, stereo IP audio codec solution for broadcast and professional applications. Designed to deliver point-to-point or multi-point connections, Bridge-IT transports audio streams reliably, simply and effectively over a range of managed and unmanaged wired and wireless* IP data networks, such as LANs, WANs and the internet.

Overview

Bridge-IT for inexpensive IP audio solutions…  

Expand your IP network at a fraction of the cost of competing IP codecs, without compromising on quality or broadcast quality features. Multi-unicast in stereo to up to 6 different end-points from a single codec and reduce capital expenditure across your broadcast network.

Applications

Bridge-IT is perfect for:

  • Studio-to-Transmitter Link (STL) applications
  • Studio-to-Studio Link (SSL) applications
  • Point-to-Point IP audio distribution
  • Multi-point IP audio distribution
  • Simple mono and stereo remote broadcast links
  • Cable Head End IP Audio Distribution
  • Low-latency audio over IP bridging solutions
  • Multiple codec installations (2 codecs fit in 1 x 19” rack unit)

Features

Audio

  • Robust DSP-based architecture designed for mission critical audio.
  • Analog and Digital (AES3) inputs and outputs.
  • Bidirectional Mono or Stereo.
  • Multi-unicast to up to 6 endpoints.
  • Multicast to unlimited endpoints over compatible networks.
  • Uncompressed PCM audio plus other popular algorithms as standard, including LC-AAC, HE-AAC v1 and v2, AAC-LD, AAC-ELDv1 and v2, Opus, MPEG II, MPEG Layer-3, Tieline Music and MusicPLUS, G.722 and G.711.
  • Low-delay, cascade resiliant aptX® Enhanced* algorithm (additional purchase).

Connectivity

  • Ethernet LAN port.
  • Broadcast quality analog XLR inputs/outputs.
  • XLR digital AES/EBU input/output.
  • Simultaneous analog and digital AES/EBU audio outputs.
  • SmartStream PLUS dual redundant IP streaming
  • Automated failover to backup audio on SD card.
  • Receive calls from codecs using Fuse-IP bonding.
  • SIP (SDP) compatible with EBU N/ACIP 3326 for interoperability with other codec manufacturers.
  • Configure up to 6 SIP accounts and connect up to 2 SIP interfaces.
  • Selectable fixed or automatic jitter buffer: 5 automated settings available to manage network connectivity and avoid dropouts (includes configurable min and max buffer settings).
  • Configurable Forward Error Correction (FEC).
  • Highly advanced error concealment strategies.
  • Real-time IP connection packet statistics.
  • Support for Line Hunt dialing/answering and caller IDs using Tieline IP.
  • ¼” (6.35mm) stereo headphone output.
  • 2 relay inputs and 2 opto-isolated outputs plus RS-232 for local and remote control of equipment at either end of your codec link.
  • USB slave connection for codec configuration.

Operation

  • Full hardware front panel interface including navigation, LCD display, PPM metering and dialing key pad.
  • User-friendly HTML5 Toolbox Web-GUI enables codec configuration and control remotely over WANs.
  • IPv4 & IPv6 compatible and ready.
  • Low latency in-band RS-232 aux data channel.
  • Configurable software rules engine via web-GUI for Control Port functions, plus WheatNet-IP LIO compatibility.
  • Upgrade firmware from an SD card.
  • Backup and restore configuration via SD card.
  • Automated firmware upgrade notifications via Web-GUI.
  • Support for multiple languages: English, Spanish, Portuguese and French.
  • Backward compatible with all Tieline IP codecs.

Security

  • User name and password protection of codec and Toolbox Web-GUI.
  • Support for SSL Security Certificate installation.
  • SIP Whitelists and Blacklists allow filtering of SIP URIs and User Agents.

Specifications

Input/Output Specifications
Analog Audio Inputs 2 x Female XLR (Channel 1 mic/line; channel 2 line only)
Analog Audio Outputs 2 x Male XLR
AES3 In 1 x female XLR (Channel 1 in; shared with Ch1 analog input)
AES3 Out 1 x male XLR
Headphones 1 x 6.35mm (1/4″) Jack on rear panel
Control Ports In/Out Two relay inputs and two opto-isolated outputs for machine control via Phoenix connector
Audio Input Impedance High Impedance  > 5K ohm
Output Impedance <50 ohm Balanced
Clipping Level +22dBu (input and outputs)
24 bit A/D & D/A Converters
Frequency Response 20Hz to 20kHz
Total Harmonic Distortion <0.0039% at +16dBu, or -88dBu unweighted
Signal To Noise Ratio >90dB at +22dBu, unweighted
Sample Frequencies
IP Sample Frequencies 16kHz, 32kHz, 44.1kHz, 48kHz
Algorithms
IP Opus, Tieline Music, Tieline MusicPLUS, G.711, G.722, MPEG Layer 2
IP (Pro version only) AAC-LD, AAC-ELD, AAC-LC, AAC-HE, AAC-HEv2
IP (Pro version only) 16/24 bit Enhanced apt-X
IP (uncompressed) Linear PCM16
Data and Control Interfaces
USB USB 2.0 (Type B) host port on the rear panel
LAN 10/100 base T RJ45 connector
Serial RS232 up to 115kbps with or without CTS/RTS flow control via female DB9 connector, can be used as a proprietary data channel
Front Panel Interfaces
Display 128 x 64 monochrome LCD
SD/SDHC Card Slot Supports SDHC Flash Cards
Keypad 20 button keypad
Navigation 5 button keypad
 General  
Dimensions 8.5” x 5.9” x 1.75” (216mm x 150mm x 44mm)
Weight 2.07lb/940g
Power Consumption 12V DC, 400mA
Operating Temperature 0°C to 50°C (32°F to 122°F)
Humidity Operating Range 20% ≤RH ≤70% (0 to 35°C), non-condensing
Internal Battery Panasonic CR2032, 3V coin type 20mm

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