Using Comrex ACCESS over BGAN Page 1
1 Overview
Comrex ACCESS Stereo BRIC IP codecs offer high quality audio transmission over a wide variety
of wired and wireless IP circuits. Available in both Portable and Rackmount configurations,
ACCESS provides fully bi-directional mono, stereo and dual mono audio transmission with up to 20
kHz frequency response. Used with Inmarsat’s BGAN service, ACCESS allows users to transmit
broadcast quality audio from virtually any location on the planet.
2 Product range
BGAN terminals can be used with either the ACCESS Portable or the ACCESS Rackmount. The
ACCESS Portable, with integral user interface and battery power, is preferred for use with portable
BGAN terminals.
3 Typical users
Comrex ACCESS is in use around the world by radio broadcasters and governmental agencies in a
variety of applications ranging from outside broadcast of news, entertainment and sporting events,
station-to-transmitter links, as well as surveillance and “closed circuit” audio communications.
4 Key Features
Comrex ACCESS codecs offer the following main features over the BGAN network:
• 20 Hz to 15 kHz frequency response, fully bidirectional audio using Inmarsat’s 32Kbps streaming
service.
• Built-in audio mixer interface with microphone preamp w/12V phantom power, headphone
output, line level input/output, volume controls.
• ACCESS Portable comfortably fits in the palm of your hand and includes rechargeable LiON
battery, good for seven hours of talk time.
• Optional “clip on” mixer provides an addition five mic inputs and headphone outputs.
• Optional HE-AAC algorithms provide up to 20 kHz audio using Inmarsat’s 64Kbps streaming
service.
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