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AM/FM modulator with embedded RDS and MPX coders
Integrated solution that allows to create a comprehensive system for FM/AM modulation and transmission with RF output. The module has embedded MPX coder, RDS coder and advaced digital filters. Easily configurable through a UART serial port, allows the development of a complete and very compact modulation system.
Technical Specs
  • AES/EBU in
  • SP_DIF in
  • I2S in
  • MPX in
  • SCA in
  • RF out
MPX Coder:
  • "Full broadcast" 24 bit audio processing
  • Embedded digital base band low-pass filter
RDS Coder:
  • Program name (max 8 characters)
  • Text Message (max 64 characters)
  • Traffic program enable/disable
  • Traffic Alert
  • Alternative frequencies (max. 25)
  • Music or speech mode declaration
  • Program Id
FM modulator:
  • RF output from 88 to 108MHz
  • RF output level up to 0dBm
  • Audio input preenphasis filter 50uS, 75uS or none
User interface:
  • Non-volatile memory for system configuration
  • Easy configuration via an asynchronous serial port with high-level commands
  • No need for additional programming on power-up
The FLEXMod FM modules are available also in a ready to use version mounted on PCB in order to reduce the "time to market".
It is also available an optional 5W or 10W power amplifier unit.
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