Mobile GNSS Antenna with LNA

Model : MA-28TA


 Physical Condition


 Polycarbonate- radome at top, die-cast shell at bottom/ rubber gasket for water seal in between


 46mm (L) x38mm(W) x12.5mm(H)


 50 grams (excluding cable & connector)

 Standard Mounting

 Magnet mount with two magnets & screw mount

 Optional Mounting Plate

 Customized metal sheet

 ESD circuit protection

 16 KV Air Discharge , 8 KV Contact Discharge

 Cable & Connector

 RF Cable

 5 meter RG174/U (standard) cable, other length available

 Pulling Strength

 6 Kg @ 5sec with molded plastics on connector end for strain relief

 Connector Available

 BNC,TNC,FME (to be adapted), GT5, MCX (OSX), SMA, SMB or SMC in straight or right angle

 Optional Adapters

 Universal Connector Adapter (FME to TNC/BNC/SMA/SMB/MCX)

 Antenna Element


 R.H.C.P. (Right Handed Circular Polarization)

 GNSS Reception


 Gain @ Zenith

 1575.42 MHz

 3.1 dBic typical

 1561 MHz

 2.3 dBic typical

 1602 MHz

 -2.2 dBic typical

 Axial Ratio

 3 .0dB max.

 Mounted on the70mm×70mmsquare ground plane

 Low Noise Amplifier


 32dB @ 5V typically (1575MHz)


 51 MHz min. @S11£-10 dB

 Noise Figure

 3.3 dB Typical

 Supply Voltages

 3 ~5.5V DC

 Current Consumption

 14mA Typical.

 Output Impedance

 50 ohm

 Output VSWR

 2.0 max.

 Overall PerformanceAntenna Element, LNA

 Center Frequency

 1575.42 MHz  & 1561 MHz & 1598~1606 MHz


 At 90° 32 dB(without cable loss) note:1

 Mounted on the70mmx70mmsquare ground plane

 Output Impedance

 50 ohm


 2.0 max.

 Environmental Conditions

 Operation temperature

 -40oC to +85oC

 Storage temperature

 -40oC to +85oC

 Relative Humidity

 95% non-condensing

Note:1:Cable loss-(-1.2dB/m)

MA-28TA is the most compact GNSS antenna available on the current market. Its state-of-the-art technology allows for miniature without. With good coverage almost all the way to the horizon, it performs excellently in foliage or urban canyon environment even in the presence of electromagnetic interference!

Featuring diminutive and rugged enclosure and unparalleled performance , including GPS, GLONASS, BDS , Galileo and QZSS, MA-28TA is compatible with almost every GNSS receiver model on the markets and provides an excellent alternative for a vast range of GNSS applications including AVL, Vehicle Navigation, Aviation, and Military.


  • Diminutive & rugged construction allows for military and other applications demanding high degree of confidentiality.
  • Compact Construction/ Low Profile/ Anti-interference
  • MagnetMountBase
  • Ideal for PDA, HPC, and other computing devices in GNSS applications.
  • Water Resistance
  • Supports GPS L1/GLONASS G1/BDS B1/Galileo E1/QZSS L1 systems


  • Automobile GNSS Receiver/Car Tracking Navigation System
  • AVL / Fleet Management Systems
  • External Antenna for Handheld GNSS and Navigator