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Harxon HX-DU8608D UHF Radio Modem


Smart and High Efficient Radio Modem for RTK Applications



The HX-DU8608D UHF radio modem from Harxon is a high speed, high power, wireless data link built to survive the rigors of GNSS/RTK surveying and precise positioning. This radio’s 35W of power maximize range, enabling you to work in difficult urban areas. HX-DU8608D is equipped with digital tube, LED and keypad, used to indicate the current operating status, as well as for changing the operating channel and power level of the radio modem. For the most rugged and reliable long-range data link, go with the Geomatics industry’s new standard in wireless communications HX-DU8608D.


  • 60MHz Bandwidth Coverage 410-470MHz bands
  • Multi-function user interface
  • Configurable Transmit Power
  • Software-Derived Channel Bandwidth
  • Repeater Function

Technical Specifications

Frequency: 410MHz~470MHz
Channel Spacing: 25KHz, 12.5KHz
Operation Mode: Half-duplex
Modulation Type: GMSK
Operating Voltage: 12V
Power Dissipation (Typical): High power level(35W): ≤110W @ DC 12V
High power level(30W): ≤100W @ DC 12V
High power level(20W): ≤75W @ DC 12V
Low power level (15W): ≤60W @ DC 12V
Low power level (10W): ≤45W @ DC 12V
Low power level (5W): ≤25W @ DC 12V
Standby: ≤1.5W @ DC 12V
Frequency Stability: <eq;±1ppm
Dimension: 186 mm × 140 mm × 73 mm
Weight: 1.5 kg (approximate)
Antenna Port: TNC Female
Antenna Interface Impedance: 50ohm
Data Connector: LEMO 5pin
Air Baud Rate: 9600 bps, 19200 bps
Modulation Type: GMSK
Serial Port Baud Rate: 9600 bps, 19200 bps, 38400 bps, 57600 bps, 115200 bps
RF Output Power: High level(35W): 45.5±0.5dBm@D C12V
High level(30W): 44.8±0.5dBm@D C12V
High level(20W): 43±1dBm@DC12 V
Low level(15W): 41.8±1dBm@DC 12V
Low level(10W): 40±1dBm@DC12 V
Low level(5W): 37.5±1dBm@DC 12V
Power Stability: >eq;±1dB
Harmonics: >50dB/td>
Sensitivity: -114dBm@BER 10-3,9600bps
Co-channel Rejection: >-12dB
Adjacent Channel Selectivity: >50dB@25KHz
Operating Temperature: -30°C to +65°C
Storage Temperature: -40°C to +85°C


The HX-DU8608D UHF radio modem from Harxon is available through TerrisGPS. Please use the Request Pricing form to contact us for further information.

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Client Testimonials

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"Thank you for your prompt service. All seems to be working well again. Your techs were very helpful with the troubleshooting."
J.O. - Ground Navigation
"Thanks for all the troubleshooting help, also to John for his assistance and the prompt answers from you guys!"
F.A. - Survey Industry

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