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DRA818U - UHF Band Voice Transceiver

Description

DRA818U is a type of compact wireless voice transceiver module based on RFIC RDA1846 and works in UHF band.

It integrates high speed microcontroller, high performance wireless transceiver IC, high power PA, audio process and squelching circuits.

Features

  • Frequency Range: 400~470MHz.
  • Tx/Rx frequency independent.
  • Channel space: 12.5/25KHz.
  • Configurable multi-channels.
  • Sensitivity: -122dBm.
  • Output power: +27/30dBm.
  • CTCSS / CDCSS codes.
  • 8 volume levels.
  • 8 squelch levels.
  • UART interface.
  • Temperature: -30°C ~+70°C.
  • TX current: 450/750mA.
  • Supply voltage: 3.3~4.5V DRA818U V1.20.

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Datasheet Details

Part number DRA818U
Manufacturer Dorji
File Size 388.17 KB
Description UHF Band Voice Transceiver
Datasheet download datasheet DRA818U Datasheet
Additional preview pages of the DRA818U datasheet.

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Full PDF Text Transcription

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DRA818U UHF Band Voice Transceiver Module Features:  Frequency Range: 400~470MHz  Tx/Rx frequency independent  Channel space: 12.5/25KHz  Configurable multi-channels  Sensitivity: -122dBm  Output power: +27/30dBm  CTCSS / CDCSS codes  8 volume levels  8 squelch levels  UART interface  Temperature: -30°C ~+70°C  TX current: 450/750mA  Supply voltage: 3.3~4.5V DRA818U V1.20 Applications  Portable walkie-talkie  Outdoor sports products  Audio monitor system  Building security system DESCRIPTION DRA818U is a type of compact wireless voice transceiver module based on RFIC RDA1846 and works in UHF band. It integrates high speed microcontroller, high performance wireless transceiver IC, high power PA, audio process and squelching circuits.
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