Update (26/06/2022): We keep shipping worldwide and we have plenty of stock of all our products. Shop now.X


L1/L2/L5/L6 GNSS Antennas


affordable and low power triple band + L-band GPS/GNSS antennas that will allow you to reach millimiter-level accuracy with your RTK receiver

Survey performance with NGS Calibration

Lightest quad band antenna in the market

Choke Ring
Highest performance for RTK base stations


everything you need to know about simpleANT3B

Frequency range:

    Calibrated Helical Choke Ring  
GPS   L1/L2/L5 L1/L2/L5 L1/L2/L5  
GLONASS   G1/G2/G3 G1/G2/G3 G1/G2/G3  
BeiDou   B1/B2/B3 B1/B2/B3  B1/B2/B3  
Galileo   E1/E5/E6 E1/E5/E6 E1/E5/E6  
Cal File   Yes (NGS) No Yes (NGS)  



    Calibrated Helical Choke Ring  
Dimensions   STEP model STEP model STEP model
Max length   152mm 83mm 380mm  
    410g 25g 10kg  
Mag. base   No No No  
Mounting   5/8” thread SMA + 3x M2.5*6 5/8” thread  
Cable length   1.5m SMA N/A 1.5m SMA  
Connector   TNC Female SMA TNC Female  



    Calibrated Helical Choke Ring  
Voltage range   3-12V 3-16V 3-12V  
Typ current @ 3V   50mA 35mA 60mA  
Av LNA Gain   40dB 33dB 40dB  
Max NF   1.5dB 1.5dB 1.5dB  
Max VSWR   2 2 2  
Polarization   RHCP RHCP RHCP  


    Calibrated Helical Choke Ring  
Operating Temp   -40 to +85°C -40 to +85°C -40 to +85°C  
Storage Temp   -40 to +85°C -40 to +85°C -40 to +85°C  
IP rating   IP67 IP67 IP67  
RoHS   Yes Yes Yes  


affordable accessories for affordable antennas

Low loss RF cable extenders
If the cables included with our antennas are not enough, you can always extend them with our low loss RG58 RF cables.

Magnetic stand for Survey antenna
Simple and fast fixed installation for your 5/8” Survey GNSS antennas.

Thread adapter for Survey antenna
Are you really looking for low cost? Then just get our adapter to install any 5/8” Survey GNSS antenna on a standard camera tripod screw thread (1/4-20 UNC).

Pole for Survey antenna
Robust and lightweight carbon fiber and aluminium pole for Survey GNSS antennas (5/8″ male screw), ideal for kinematic surveys.

Want to learn more about GPS/RTK?

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2. We will keep you updated about promotions and new product releases
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