Javad RS-3S GNSS Receiver


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The RS-3S GNSS receiver from JAVAD GNSS is a rugged and versatile receiver designed for telecom applications and high-precision GNSS systems such as machine control, traffic control, and aerospace applications.



The RS-3S GNSS receiver from JAVAD GNSS is a rugged receiver designed for telecom applications, and high-precision GNSS systems, including high dynamic systems, machine and traffic control, geodynamic and aerospace applications.

The RS-3S receiver is powerful and reliable, and can operate as a receiver for post-processing, as a continuously operating reference station (CORS), and as a scientific station collecting information for special studies, such as ionosphere monitoring and the like.


  • Telecom compatible
  • High-speed SFP ethernet
  • Meteorological sensor
  • USB, Serial, 1 PPS
  • 64 GB Memory

Technical Specifications

GNSS Constellations
Number of Channels:874, all-in-view
GPS:C/A, L1C(P+D) including TMBOC(6,1,4/33) , P1, P2, L2C(L+M), L5(I+Q)
GLONASS:C/A, P1, P2, L2C, L3(I+Q)
Galileo:E1(B+C) including CBOC(6,1,1/11), E5A(I+Q), E5B(I+Q), AltBoc, E6(B+C)
BeiDou:BeiDou B1, B1C(P+D) incl. TMBOC(6,1,4/33), B2B(I+Q), B2, B2A(I+Q), AltBoc, B3
QZSS:QZSS C/A, L1C(P+D) incl. TMBOC(6,1,4/33) , L2C(L+M), L5(I+Q), L6(L61/L62), L1S, L1Sb, L5S
SBAS:L1, L5(P+D)
L-band:1525-1560 MHz
Time for First Fix
Cold Start:< 35 s
Warm Start:< 5 s
Reacquisition:< 1 s
Position Accuracy
Autonomous:< 2 m
DGPS:< 0.5 m
Static/Fast Static:Horizontal: 0.3 cm + 0.1 ppm Vertical: 0.35 cm + 0.4 ppm
RTK:Horizontal: 0.8 cm + 1 ppm Vertical: 1.5 cm + 1 ppm
Internal Memory:64 GB of onboard non-removable memory for data storage
Raw Data:Up to 100 Hz update rate for real time position and raw data (code and carrier)
RS422/RS485:Serial port
Fiber-optic:1000 BASE-X/100BASE-TX 1Gb, SFP port
1 PPS:Output split into four channels
Wi-Fi:5 GHz and 2.4GHz 802.11 a/b/g/n/ac
GNSS Antenna:TNC type connector
RTCM SC104:Versions 2.x and 3.x Input/Output
NMEA 0183:Versions 2.x and 3.0 Output
Humidity Sensor
Tolerance:3%RH (relative humidity)
Noise in Humidity:0.008%RH
Long Term Stability:0.5%RH/year
Pressure Sensor
Operating Range:300-1100hPa
Absolute Accuracy:max 1.7hPa
Relative Accuracy: 0.12hPa
Long Term Stability:1hPa/year
Temperature Sensor
Absolute Accuracy:max 1.5°C
RMS Noise:0.005°C
Input:-40 to -57 VDC
Central Pin:+5 VDC to power LNA. The sourced current is 0.12A max.
Power Consumption:4.8 Watt (typical)
Dimensions:229 mm x 43 mm x 275 mm (9.02 in x 1.69 in x10.83 in)
Weight:1968 g (2.204 lbs)
Operating Temperature:-50°C to +80°C
Storage Temperature:-55°C to +85°C
Vibration:High shock and vibration resistance

Why Buy from Us?

In business since 2004, Canal Geomatics is an authorized dealer for JAVAD GNSS and has established itself as an industry-leading distributor of high-precision positioning products in North America. Our mission is to find the best solution for each unique application and extend premium support to ensure the long-term success of our customers. We offer both volume and reseller discounts for the majority of our product lines.


The RS-3S GNSS receiver board from JAVAD GNSS is available through Canal Geomatics. If you would like more information about this product, please feel free to get in touch with us by completing the Request Pricing form.