30 to 512 MHz RF Module

The RF Module operating in the frequency range of 30 MHz to 512 MHz consists of three sections viz. Transceiver Assembly comprising of Transmitter, Receiver, AGC, ALC, Hopping Filter, Rx Filter Bank; Power Amplifier and Harmonic Filter Assembly comprising of filter bank, High Power Solid State Switches, Dual Directional Coupler, Power Amplifier and T/R Switch; Controller and Synthesizer assembly comprising of Fast hopping Frequency synthesizer, reference oscillator. In addition to the above, the RF Module has dedicated regulators and LDOs for each assembly.

30 to 512 MHz RF Module

Features

  • Filter Banks for spurious rejection
  • Solid state switches for High power switching
  • Meets requirements for a Radio designed for SCA2.2.2
  • Switching time of 40 u Sec
  • Synthesizer settling time of 40 uSec
  • Synthesizer settling time of 40 uSec
  • Frequency Hopping Capability
  • Analog and Digital Modulations Support
  • Frequency Hopping Capability

Application

  • This RF Module forms the part of general Manpack/ Ground Radio operating in V/UHF band which requires different modulations that are to be incorporated. This RF module supports both Analog and digital modulations

Specifications

Frequency range 30-512 MHz
Tx IF Input 21.4 MHz, -5 dBm, Modulated
Tx Power Output 4 watts CW, 1 Watt Linear
Power Control 8 stepss
Rx IF Output 21.4 MHz, -5 dBm
Rx sensitivity -95 dBm for 25 dB CNR in 3 MHz BW
IF Bandwidth 25 kHz, 2 MHz, 3 MHz selectable
AGC 100 dB AGC Dynamic Range
ALC For Analog Modulations
Control Interface SPI and Discrete TTL
Health check Power ON and BITE
Bite Provided in Tx and Rx
Supply Input 12 V DC +/- 10%
Dimensions 3 U, 2 Slot