Stonex SA1100 Mini Choke Ring GNSS Antenna

Stonex SA1100 Mini Choke Ring GNSS Antenna

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The Stonex SA1100 is a mini choke ring GNSS antenna capable of tracking all satellite constellations. This antenna has excellent performance in a small size, with a diameter of only 185 mm and a low weight of 1.9 kg.



The SA1100 mini choke ring GNSS antenna from Stonex is an exceptional high-performance antenna, designed to provide outstanding and reliable signal tracking across multiple satellite constellations.

The SA1100 features a mini choke ring design with ±1 mm phase center stability, a peak gain of 6.5 dBi, and a low noise figure of ≤2 dB. The antenna is meticulously engineered and rigorously tested to withstand the harshest environmental conditions.

It has an impressive operating temperature range of -40°C to 85°C and is waterproof and dustproof with an IP67 rating. Its compact, lightweight, and robust design make it a versatile and dependable choice for a vast array of applications.

Technical Specifications

GPS:L1, L2, L5
BeiDou:B1, B2, B3
Galileo:E1, E5a, AltBOC, E5b, E6
QZSS:L1, L2, L5, L6
Type:Mini Choke Ring
Nominal Impedance:50Ω
Axial Ratio:≤3dB
LNA Gain:50±2dB
Noise Figure:≤2dB
Phase Center Stability:±1 mm
Output/Input VSWR:≤2.0
Operation Voltage:+3.3DC to +12V
Operation Current:60mA (maximum)
Group Delay Ripple:≤5ns
Weight:1.9 kg
Dimensions:Ø 185 mm x 148 mm
Operating Temperature:-40°C to 85°C (-40°F to 185°F)
Storage Temperature:-55°C to 85°C (-67°F to 185°F)
Protection Class:IP67

Why Buy from Us?

In business since 2004, Canal Geomatics is an authorized dealer for Stonex 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 SA1100 mini choke ring GNSS antenna from Stonex is available through Canal Geomatics. If you would like more information regarding this product, feel free to get in touch with us by completing the Request Pricing form.