Multi-Frequency Active Maxtena Antenna M7HCT-A-SMA

  • Multi-Frequency Active Maxtena Antenna M7HCT-A-SMA
Multi-Frequency Active Maxtena Antenna M7HCT-A-SMA

The M7HCT-A-SMA is an active multi-frequency, high-accuracy, GNSS antenna for the L1/L2 GPS, Galileo, Beidou and GLONASS bands.

It features an integrated SMA connector and rugged IP67 automotive grade electronics. The M7HCT-A-SMA is ideal for applications requiring minimal integration effort or for retrofitting existing products. The antenna is equipped with an O-ring.


    • L1/L2 GPS, GLONASS, Beidou and Galileo bands
    • Superb axial ratio ensuring multipath error is mitigated
    • Extremely low power consumption
    • Minimal group delay variation and phase center variation
    • Superior out-of-band rejection and filtering
    • Automotive grade electronics
    • Ground plane independent
    • Low weight/small size
    • IP67 rated with SMA mount
    • Markets: RTK, GIS, High accuracy GNSS, UAV, Autonomous Robotics, Agriculture and Rail

Passive Antenna Performance



Frequency: 1192-1231 MHz (L2, B2, G2, G3, E5B) 1559-1606 MHz (L1, E1, B1, B1-2, G1)
Peak Efficiency: 46% 49%
Polarization: RHCP RHCP
Realized Gain: 1.1 dB 0.5 dB
Axial Ratio: Max 1.2 dB at the Zenith Max 0.9 dB at the Zenith
VSWR: Max 2:1 Max 2:1
Beamwidth: 135˚ 125˚


Phase Center Variation

Maximum Phase Center Variation (mm)

In azimuth plane: Max 10 mm
As low as 40 degree elevation: Max 10 mm
Between samples: Max 5 mm
Over frequency band: Max 10 mm


RF Specifications



Conducted Gain: 30 dB ±3 dB
Noise Figure: 1.5 dB typical, 2 dB max
Voltage: 3.0 to 5.0 V
Current: 25 mA max
Out of Band Rejection: 40 dBc
Group Delay Variation: Less than 5ns over GNSS bands
EMI Immunity Out of Band: 30 V/m
ESD Circuit Protection: 15 kv human body model air discharge


Mechanical Specifications



Operating Temperature Range: -40 to +105˚C
Environmental Standards: IP67 rating
Cabling and Connector: No cable, male SMA connector
Weight: 25 grams