TB9400/TN9275 Installation and Operation Description 11
© Tait International Limited May 2023
1 Description
The Tait TB9400 base station is a robust, state-of-the-art digital fixed
station that combines Tait’s proven strengths in reliability, high
performance and modular design with firmware-based configurability and
operation, digital signal processing, and Voice over IP (VoIP) technology.
The TB9400 combines industry-leading digital voice quality with rugged
design specifications and intuitive user interfaces. These products are
designed to meet the needs of the public safety and public service sectors,
and professional radio users.
The ability of the base station to link stations using standard Internet
Protocol communications, and to add features through firmware options,
ensures that DMR and P25 systems designed with the TB9400 are scalable
in both size and functionality.
The base station’s Ethernet interface provides built-in network
connectivity, which allows it to join with other base stations to form a
channel group. This network supports VoIP and remote management of all
base stations via a web browser.
The TB9400 operates as the following:
■ An IP connected transceiver in trunked DMR or MPT networks
■ An IP connected transceiver in trunked simulcast radio networks
■ An IP connected transceiver in non-simulcast multi-site networks
■ An IP connected transceiver in digital conventional simulcast networks
■ An IP connected repeater in DMR conventional networks
■ An analog 600 Ohm connected repeater in an analog conventional
network with CTCSS or DCS subaudible signaling
■ An IP connected transceiver in P25 trunked networks
■ An IP connected repeater in analog or P25 conventional networks
■ A data transceiver for custom digital modulations with the unbalanced
line audio interface
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