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New – Next Generation 

DTX-Ls Series Transceiver

A new embedded RF platform with enhanced performance and reliability. 

DTX-445 and DTX-145

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 Narrow Band Compliant

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 Ideal For OEM and Other Integrated Applications

 Features/Benefits:

 All electronic tuning 

(no mechanical adjustments) 

 Same mechanical footprint and electrical  

  interface as the current DTX-Ls 

  (allows drop-in backwards compatibility)

 Available in 2 to 8 Watt UHF Models and  

  2 to 5 Watt VHF

 Supports voice or data applications

 Supports sub-audible signaling CTCSS or  

  Digital Coded Squelch

 PC programmable via a Windows-based  

  PC programmer

 All components placed on the top side of  

  a single PCB for mechanical rigidity and 
  increased protection against damage

 Solid internal ground plane for enhanced 

  EMI shielding 

 Surface acoustic wave (SAW) filter front-end  

  for no-drift, adjustment-free filtering of  
  interfering signals (DTX-445)

 Monolithic Gilbert cell mixer with internal  

  negative feedback for improved RF 
  intermodulation performance

 Ritron exclusive flex-divider PLL  

  synthesizer allows for a wide loop 
  bandwidth for fast transmit and receive  
  attack times and minimal microphonics 

 Audiophile-grade polypropylene capacitors 

  in the PLL loop filter for further reduced 
  microphonic susceptibility

  Plus These Established DTX Ls Features:

 Low standby current drain facilitates long 

  battery life in battery powered applications

 High receiver sensitivity

 Single board design for high reliability

 Ritron’s made in the USA design, 

  manufacturing, and service expertise

 FCC Narrow Band Compliant and 

  Industry Canada approved module 
  (board only or with enclosure), allows for 
  easier integration into OEM applications 
  without regulatory concerns

 Various connector/module options allow for 

  flexibility in OEM integration

 

FCC Certified RF Transceivers

(with enclosure or as board only)

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