Capital Digitronics, Inc. and Tait are pleased to present information about digital radio communications.   These products are based on the Digital Mobile Radio (DMR) standard developed by the European Telecommunications Standards Institute (ETSI). DMR Tier II is a single frequency TDMA protocol. It provides many advantages over traditional analog conventional radios.  DMR Tier III is a trunking protocol with a control channel  Both provide:

  • Twice the capacity in “talkpath” voice traffic
  • Backwards compatibility with legacy analog systems
  • Longer battery life and greater power efficiency
  • Ease of use and creation of data applications
  • Advanced control features
  • Superior digital audio performance
  • Worldwide Acceptance of ETSI Standard


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TP9300 DMR Portable Radio

Tait TP9300 DMR portables deliver digital trunked and conventional operation, in addition to conventional FM—all in one device.

  • TM 9315


  • Multimode mobile radio ruggedized for harsh conditions.

The Tait TM9315 is a rugged digital mobile radio (DMR) engineered for use in demanding environments including utilities, oil and gas, transportation, and mining. Rated IP54 for protection against dust and splashing water, the TM9315 features Lone Worker and optional GPS hardware and software to support worker safety and improve operational efficiencies.


TB7300 Slimline Repeater
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The Tait TB7300 is a Base Station/Repeater for DMR Tier III or DMR Tier II systems and analog repeaters. This rugged solution delivers exceptional receiver performance and is engineered for easy transportation and installation. It’s an ideal choice for compact areas, fitting into a single 1RU space within an industry standard 19-inch width equipment rack.