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ComNav Technology Ltd.
AT600 Chock Ring Antenna

AT600 Chock Ring Antenna

Product catalog summary

Overview: The AT600 is a high-performance choke ring antenna designed for tracking multiple satellite systems including GPS, GLONASS, BeiDou, BeiDou Global, and Galileo. It is suitable for applications such as land surveying, precision agriculture, deformation monitoring, and CORS.

Key Features:

Supports multiple satellite signals: BeiDou B1/B2/B3, BeiDou Global B1C/B2a, GPS L1/L2/L5, GLONASS L1/L2/L3, Galileo E1/E2/E5a/E5b/E6, IRNSS, QZSS, SBAS, and L-Band.
3D choke ring structure for excellent multipath rejection.
Low noise amplifier enhances anti-interference performance.
Sub-millimeter phase center error with high stability and repeatability.
High gain for effective low elevation angle signal tracking.
IP67 rating for water and dust resistance, suitable for harsh environments.

Technical Specifications:

Dimensions: 379.5 mm diameter x 296.5 mm height.
Weight: Less than 8.5 kg.
LNA Gain: ≥ 50dB, Noise Figure: ≤ 1.8 dB, VSWR Output: ≤ 2.0.
Operation Voltage: 3.3 - 12VDC, Operation Current: ≤ 60mA.
Group Delay: < 5ns, Passband Ripple: ±1.5dB, Gain at Zenith: 5dBi.
Phase Center Offset: ≤ 1.5mm.

Environmental Specifications:

Operating Temperature: -40℃ to +85℃.
Storage Temperature: -55℃ to +85℃.
Humidity: 95% non-condensing.
Water and Dust Proof: IP67 rating.
Drop Survival: 1 meter.

Additional Information: The antenna is calibrated with IGS and NGS standards. It features a nominal impedance of 50Ω and right-hand circular polarization (RHCP) with an axial ratio of ≤ 2dB.

Contact Information: ComNav Technology Ltd., Building 2, No. 618 Chengliu Middle Road, 201801 Shanghai, China. Website: www.comnavtech.com, Email: [email protected], Tel: +86 21 64056796, Fax: +86 21 54309582.

Catalog excerpts

AT600 Choke Ring Antenna Choke Ring Antenna AT600 Choke Ring Antenna The AT600 is a high-performance choke ring antenna that can track GPS, GLONASS, BeiDou, BeiDou Global and Galileo. Featuring high gain, high accuracy, high reliability and full-constellation. Designed for land surveying, precision agriculture, deformation monitoring, CORS and related GNSS applications. BeiDou Global IRNSS, QZSS, SBAS and L-Band Support BeiDou B1/B2/B3, BeiDou Global B1C/ B2a, GPS L1/L2/L5, GLONASS L1/L2/L3, Galileo E1/E2/E5a/E5b/ E6, IRNSS, QZSS, SBAS and L-Band 3D chock ring structure design with excellent multipath rejection capability Low noise amplifier to improve anti-interference performance Sub-millimeter level phase center error with outstanding stability and repeatability High gain for strong low elevation angle signal tracking capability Superior IP67 water and dust-proof level make it capable for work in harsh environment Nominal Impedance Noise Figure VSWR Output Operation Voltage Operation Current Group Delay Passband Ripple Phase Center Offset Physical Dimension 2022, ComNav Technology Ltd. All rights reserved. is the official trade mark of ComNav Technology Ltd., registered in People’s Republic of China, EU, USA and Canada. All other trademarks are the property of their respective owners. (May, 2022). Operating Temperature Storage Temperature Water and Dust Proof Survive from 1meter drop Building 2, No. 618 Chengliu Middle Road, 201801 Shanghai, China Web：www.comnavtech.com Email: [email protected] Tel : +86 21 6

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