Asterisk VoIP News

Thursday, October 27, 2005

Release: SANGOMA Technologies "A104d" Provides Carrier Grade Audio To The Soft PBX Industry

Unique engineering design uses a common PCB to host hardware-based echo cancellation and voice enhancement for all voice platforms

LOS ANGELES - October 27, 2005 - Sangoma Technologies Corporation (TSXV: STC) (, a leading provider of connectivity hardware and software products for VoIP, TDM voice, WANs and Internet infrastructure, has launched its new A104d Series of cards that provides hardware-based carrier grade echo cancellation and voice enhancement.

The A104d includes a miniature voice enhancement sandwich board. The voice enhancement capabilities added to Sangoma's standard AFT-based A104 card include: G.168-2002 echo cancellation with 1024 tap/128ms tail per channel on all channel densities, DMF encoding/decoding and tone recognition, voice quality enhancement and adaptive noise reduction. Other industry-leading features will be added in the future.

"Designed at Sangoma's research and development labs, the PCI card is engineered for today's demanding soft PBX, IVR and VoIP applications, such as Asterisk, Yate, and OPAL, offering a new price/performance standard unparalleled in our industry," says Sangoma Technologies President and CEO David Mandelstam. "Over the next few months, the same voice enhancement functions will become available on all our voice handling products, from individual single line telephone connections up to T3/E3."

Distinctive A104d features include:

* Support for 1024 taps (128ms) of echo tail handling on each and every channel (DS0) meaning that troublesome delayed echoes are properly handled.

* Dynamic and selective activation of echo cancellation, making the system ideal for mixed voice/data applications.

* Octasic Semiconductor's internationally deployed carrier-grade echo cancellation solutions, delivering unprecedented voice quality. With Octasic's advanced voice enhancement features, users enjoy the highest standard of quality on all calls.

* The same PCI interface, architecture and digital path as Sangoma's T1/E1 cards, meaning no motherboard or compatibility issues and ultra-reliable interrupt handling.

Visit Sangoma Technologies at the Internet Telephony Conference & Expo at Booth # 522

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