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Bynav A1-3L dual antenna heading IMU-enhanced GNSS OEM receiver best price RTK GPS GNSS INS receiver
Bynav A1-3L dual antenna heading IMU-enhanced GNSS OEM receiver best price RTK GPS GNSS INS receiver
Bynav A1-3L dual antenna heading IMU-enhanced GNSS OEM receiver best price RTK GPS GNSS INS receiver
A1 is a highly integrated and extra-compact IMU-enhanced GNSS high precision OEM board empowered with deeply coupled algorithm engine, the A1 GNSS/INS receiver supports dual-antenna RTK positioning and heading and can tackle with the most complex challenges in the most demanding environments such as urban canyon and satellite signal interference, providing continuous, stable and reliable real-time high-precision position and attitude.



l Deeply coupled GNSS+INS navigation engine
l Bynav GNSS baseband ASIC Alita and RFIC Ripley
l On-board tactical grade IMU module
l Enhanced connection options including serial, CAN and Ethernet
l All-constellation, multi-frequency RTK positioning solution
l Support modern signal systems such as BDS-3 and Galileo
l Support GNSS/IMU raw data output and post processing
Model | A1-3L | A1-3H | ||
Horizontal Accuracy | Single Point | 1.5m | ||
RTK | 1cm + 1ppm | |||
Vertical Accuracy | Single Point | 2.5m | ||
RTK | 1.5cm + 1ppm | |||
Signal Tracking | GPS | L1CA/L1C,L2C, L2P,L5 | ||
GLONASS | G1,G2 | |||
BDS | B1I,B2I/B3I | |||
BDS-3 | B1I/B1C,B2a/B2b/B3I | |||
Galileo | E1, E5b/E5a | |||
QZSS | L1CA/L1C,L2C,L5 | |||
NavIC(IRNSS) | L5 | |||
SBAS | L1CA | |||
Measurement Accuracy | Carrier Phase | ≤1mm(RMS) | ||
Pseudorange | L1CA,L2C,L2P,G1,G2 | ≤ 0.12m(RMS) | ||
Other signals | ≤ 0.06m(RMS) | |||
Time to First Fix | Cold start | ≤ 60s | ||
Hot start | ≤ 30s | |||
Maximum Data Rate | GNSS measurement | 5Hz | 5Hz | |
RTK position | 5Hz | 5Hz | ||
INS position/attitude | 20Hz | 100Hz | ||
IMU raw data rate | 20Hz | 100Hz | ||
Time Accuracy | 20ns RMS | |||
Velocity Accuracy | 0.03m/s RMS | |||
Heading Accuracy | baseline = 2m | 0.08° | ||
baseline = 4m | 0.05° | |||
Velocity Limit | 300m/s | |||
Acceleration Limit | 4g | |||
Max. Vibration | 20-2000Hz 20Grms | |||
Built in with Bynav GNSS baseband ASIC Alita and RFIC Ripley, A1 is a compact GNSS/INS OEM receiver which weighs only 25g and is smaller than a credit card.
Size | 71 x 46 x 10.6mm |
Weight | 25g |

Model | Outage Duration | Positioning Mode | Position Accuracy (m) RMS | Velocity Accuracy (m/s) RMS | Attitude Accuracy (Degree) RMS | ||||
Horizontal | Vertical | Horizontal | Vertical | Roll | Pitch | Azimuth | |||
A1-3 | 0s | RTK | 0.01 | 0.02 | 0.030 | 0.035 | 0.040 | 0.040 | 0.120 |
PP | 0.01 | 0.02 | 0.020 | 0.020 | 0.012 | 0.012 | 0.050 | ||
10s | RTK | 0.30 | 0.25 | 0.080 | 0.090 | 0.060 | 0.060 | 0.180 | |
PP | 0.01 | 0.02 | 0.025 | 0.025 | 0.016 | 0.016 | 0.080 | ||

Bynav is a leading high precision GNSS core components manufacturer, the R&D team is originated from Chinese BeiDou Satellite System construction main force and won over 30 patents and 4 National Progress Awards. With GNSS signal processing algorithm, RTK algorithm and multi-source fusion algorithm, the company has produced a series of products such as GNSS ASIC, GNSS OEM board, receivers and GNSS/INS system.



1, Certificates: CE, FCC, RoHS
2, Warranty: one year



Packing details:
1, Standard packing: 1pc/polybag, and shipped out in carton.
2, Per buyer's request.
Delivery details:
1, Sample lead time: within 7 days upon receipt of your payment.
2, Shipment terms: we can shipp out by DHL/TNT/UPSFedex/EMS/Aramex, or per buyer's request.

Please get in touch with us by leaving a message here, we will contact you soon.
We provide fast response and strong technical support for every customer.

1, Do you provice supporting software?
Bynav: Yes we provide in-house developed versatile software CONNECT, which enables you to have serial/ethernet connection and communication, real-time trajectories and logs output, command control, raw data recording etc. And we also provide WEBSERVER which facilitates your use.
2, How can I get technical support?
Bynav: firstly there's a complete set of technical support document to support you: Datasheet, User Manual, Test Report, Quick Start Guide, if you still have questions, please write us at any time to sales @bynav.com or support @bynav.com or directly contact your sales engineer.
4, How do you ship the goods and what is the cost?
Bynav: Generally we ship out by DHL, and the price fluctuates, please make enquries at the time of order, and we can also choose the shipping company per your request, like TNT/UPS/FEDEX/ARAMEX/EMS etc.
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