APT IP Codec


The APT IP CODEC offers the most complete set of IP features ever included in APT’s extensive range and features both our revolutionary “SureStream” technology and intelligent ScriptEasy scripting. This next generation IP audio codec also offers a wide range of algorithms as standard on a solid DSP platform with dual IP ports and redundant power supplies. 

Despite the high feature density, the APT IP CODEC is extremely competitively priced. Perfect for STLs and mission-critical applications, the APT IP CODEC provides extensive control and monitoring capabilities to manage both your audio, data and network conditions and other equipment located at the transmitter site.


Current Version: 4.0


Product Benefits

Powerful Performance

  • Professional duplex stereo IP audio codec
  • High quality audio transport over IP networks using RTP/UDP and SDP
  • 192kHz Sampling supports Digital MPX over AES and fully digital transfer
  • Robust DSP-based platform for mission-critical operation
  • Dual IP ports configurable for back up

Powerful Control

  • Virtual LAN and virtual Interfaces for flexible network management
  • Highly intuitive Network Management Software (NMS)
  • Embedded Web Server for access & control from any location
  • Allows management of network conditions such as packet size, buffers and QoS levels for optimum audio performance
  • Distributed Intelligence powered by ScriptEasy

Powerful Savings

  • Competitively priced professional platform
  • SureStream for broadcast-grade reliability and audio quality over open internet links
  • Performance history, trends for Protection of Network Investment
  • Support for Unicast, Multiple Unicast & Multicast networking ensuring minimal and flexible operational costs.

Product Highlights

Dual Stream Redundancy

Dual stream redundancy for optimal reliability, zero drop outs, zero jitter, lowest latency

APT SureStream Technology is a revolutionary innovation from APT that enables broadcasters to use inexpensive IP links and still maintain professional broadcast-grade audio quality and reliability. It delivers the audio quality and reliability you expect from a T1/E1 link at a fraction of the associated cost. APT SureStream Technology also offers the added benefit of « Always-On Redundancy ». With APT SureStream technology, you can save thousands on your audio transport bills and still offer your listeners the highest quality sound.


Advanced Communication Solutions

The APT IP Codec is accompanied with a range of monitoring, 
management, and control solutions.


Graphical user interface

Advanced telemetry

Unified Monitoring & Control


AoIP Applications

APT codecs offer the reliability, quality, and redundancy required by broadcasters for applications such as Studio-Transmitter links, studio networking and remote broadcasting/OBs. With both stereo and multi-channel audio platforms available, APT units can be deployed as a simple STL, a large-scale broadcast audio network or an audio distribution installation for commentary or in-store music.


Remote studio codecs

Studio to transmitter link (STL)

Secure IP transport


Technical Specifications In Brochure


Some Customer Stories

German Voice Talent Relies on APT IP Codec For Audio Distribution

Oliver Schmitz - Germany

APT Codecs & SureStream Deliver Solid Audio over Poor Internet Connections from the heart of the African Jungle

John Pierce - Australia

New York broadcaster turned to APT IP after ISDN shutdown

Joe Curcio - USA