Software Defined Radios

Brief Description

Software Defined Radios is a multi-band, multimode software defined radio with 4 channels and capable of operating in HF Band (3-30MHz), VUHF band (30-512MHz) and L band (950-1250MHz) supporting voice and data communications. This design is intended for ship borne applications but can be tailored for other form factors as well.

Main uses and domain

This product is intended to be used by Defence and other professional domains

Features and Technical Specifications

  • Secure Communication through encryption technology

  • RED-BLACK design separation in digital hardware

  • Programmable RF Front-end

  • Adaptable to meet future needs

  • Waveforms: (i) AM/FM Legacy waveform, and (ii) High data rate waveforms

  • Support standard procedures for waveform installation & configuration

  • Operating band : HF BAND (3-30MHz), VUHF band (30-512MHz) and Lband (950-1250MHz)

  • Number of channels : 4

  • Receive sensitivity : -110dBm @ 12dB SINAD at audio out with narrow band FM waveform

  • Transmit power : HF band 100W, VUHF band 50W, L band 50W PEP

  • Harmonic rejections : 50dBc

  • Frequency hopping : 500 hops/second

  • PA linearization : Cartesian Loop and DPD linearizer

Platform required(if any)

Laptop/ Desktop computer with Ubuntu Linux and GNU Radio or/and Matlab/Simulink

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Contact Details for Techno Commercial Information

Technology Promotion Centre,
C-DAC Thiruvananthapuram
Phone: +
91-471-2723333, 2726721,
Fax: +
Email: url: