Embedded Radio Modem for Wireless Data Communications

Radio Modem HX-DU1018D

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Introduction

The Harxon HX-DU1018D is a compact OEM radio modem that combines selectable 0.5 W and 1 W transmit power with stable performance for wireless data communication. Operating across the 410–470 MHz frequency range, it also offers frequency band customization to meet specific application requirements. Its half-duplex operation supports data transmission and reception for surveying and mapping, precision agriculture, UAVs, and remote monitoring systems.

Measuring just 33 × 26.5 × 3.5 mm and weighing only 5 g, the HX-DU1018D is easy to integrate into host devices where space and weight are limited. Adjustable UART baud rates, transmit power, and over-the-air data rates allow developers to tailor communication settings to their system requirements. Compatibility with TRIMTALK, TRIMMARK3, and PCC EOT protocols further provides flexibility when connecting to existing radio equipment.

With its miniature design, flexible configuration, and operating temperature range of -40°C to +70°C, the HX-DU1018D provides a practical wireless communication solution for portable equipment and embedded systems deployed in demanding field environments.

Key Features

  • Reliable Radio Communication for Demanding Applications

    The HX-DU1018D provides stable half-duplex data communication across the 410–470 MHz frequency range. Designed for surveying, precision agriculture, and UAV applications, it operates from -40°C to +70°C to support reliable wireless connectivity in demanding field conditions.

  • Broad Protocol Compatibility and Flexible Configuration

    Compatible with TRIMTALK, TRIMMARK3, and PCC EOT protocols, the HX-DU1018D integrates with various radio systems. Configurable 12.5–25 kHz channel spacing, selectable data rates up to 19.2 kbps, and adjustable serial port baud rates accommodate different host equipment requirements.

  • Compact, Lightweight Design for Easy Integration

    Measuring 33 × 26.5 × 3.5 mm and weighing only 5 g, the compact single-board modem fits easily into space-constrained devices. An 80-pin SMT interface and IPEX antenna connector facilitate integration into portable GNSS equipment, UAVs, and remote data terminals.

  • Selectable Transmit Power for Efficient Energy Use

    Selectable 0.5 W and 1 W transmit power levels help balance communication needs and energy consumption. Operating from a 3.3 V supply, the modem typically consumes 2.5 W or 4.0 W during transmission and 0.5 W during reception, supporting battery-powered applications.

Parameters

HX-DU1018D
Frequencies(selectable)

410-470MHz

Operating Mode

Half-Duplex
Channel Spacing 12.5KHz~25KHz
Forward Error Correction Hamming
Operation Voltage

3.3V

Power Dissipation (Typical) Transmit Of High power: 4.0W@3.3V DC
Transmit Of Low power: 2.5W@3.3V DC
Receiving: 0.5W@3.3V DC

Frequency Stability

≤±1.0ppm
 
   
   
   
Transmitter

RF Output Power:

High Level(1W): 30.5±0.5dBm@ 3.3VDC
Low Level(0.5W): 27.5±0.5dBm@ 3.3VDC

 

Power Stability: ±1dB

 

Harmonics: >50dB

Receiver

Sensitivity:

-117dBm@BER 10-3,9600bps

 

Adjacent Channel Selectivity:

>50dB@25KHz

Modem

Data Link Rate:

4.8 kbps、9.6kbps、19.2kbps

 

Modulation Type:

GMSK

 

Serial Port Baud Rate:

9600 bps、19200 bps、38400 bps、 57600 bps、115200 bps

Dimensions

33×26.5×3.5mm

Weight 5g
Data Interface 80Pin SMT
Antenna Interface IPEX
Operating Temperature -40℃ to +70℃
Storage Temperature -40°C to +85°C

 

Applications

survey-base-station

Survey Base Station

survey 1

Survey

agriculture 1

Agriculture

agricultural-robot

Agricultural Robot

Inquiry

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You may also contact us through email sales@harxon.com or WeChat/WhatsApp: +86-189 0245 0568

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