TN9300 Tier 2 and Tier 3 Networks
Exceptionally reliable and backed by decades of proven experience, Tait provides a range of Digital Mobile Radio (DMR) solutions that are highly flexible and scalable with a range of capabilities to suit any size of organization.
The TN9300 sits at the heart of all Tait DMR networks. Complete DMR networks include mobile and portable radios, base stations/repeaters.

Why choose TN9300?

Robust, reliable networks
We design, build and test DMR networks to the highest quality standards. Engineered with our Tait Tough hardware and combined with a resilient infrastructure, our DMR networks provide communications you can count on.

Lower Total Cost of Ownership
The highly flexible and scalable designs of the Tait nodes allow your organization to deploy a cost-effective infrastructure that meets your communication and operational needs both now and in the future. Large DMR networks are scalable up to 20 nodes and 1000RF channels.

Open standards commitment
We are committed to DMR open-standards, which ensure opportunities for multi-vendor solutions with standardized interfaces.

Efficient, mission critical communications
Remote management features allow for greater operational efficiency, and Mission Critical Data (SCADA & Telemetry in DMR Tier 3) enable you to get more out of your network.
Technical specifications
DMR Tier 3
Modes of operation
DMR Tier 3 Trunking Mode
Interfaces supported
DIP, AIS, SIP, PSTN/PABX, Voice Recorder, SCADA
Fault tolerance
High availability failover from primary to secondary server (hardware/network/software failure)
Isolated site (network failure) Switch to single site trunking at that site
Backup control channel (base station failure). Control channel allocated to a different base station
Total number of radios supported
500,000
Number of sites/channels per system
Supports up to 250 physical sites/1,000 Physical channels (2,000 logical channels). One or two control channels per site
Subscriber management
Add/remove single/multiple subscribers
Customize call type permissions
Add/remove multiple talkgroups
Add a broadcast call group
Add a system call group
DMR Tier 2
Modes of operation
DMR Tier 2 Conventional Mode
Number of sites/channels per system
Supports up to 20 sites/40 RF physical channel (80 logical channels)
Interfaces supported
AIS, PSTN/PABX, Voice Recorder
Discover more about Tait DMR Solutions
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Exceptionally reliable and backed by decades of proven experience, Tait DMR Tier 3 solutions are highly flexible and scalable with a range of capabilities to suit any size of organization.
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The Tait TB7300 offers great value in a small package with its scalability and industry-leading performance, delivering flexible deployment options to meet diverse operational needs.
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Go beyond the mathematical theory and find out how coverage engineers confirm that your radio network is giving you the coverage that you pair for.
Our DMR Client Stories
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Transport for London (TfL) is one of the largest transport authorities in the world, with over 2 billion journeys made in their network each year. Since the early 2000s, Tait has provided communications solutions for Transport for London’s surface fleet of around 9,300 buses, helping them keep Londoners moving.
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The 21-site VHF DMR deployment will utilize the TN9300 core network and support the use of 1,200 TP9300 DMR portables and TM9300 mobiles by KCP&L staff.