Calian AJ977XF AntiJam Triple Band GNSS Antennas

Calian AJ977XF AntiJam Triple Band GNSS Antennas are designed to mitigate interference and jamming signals broadcast from near ground-based transmitters. These antennas feature 40dB typical high gain LNA, 2.5dB typical low LNA noise, 2.5VDC to 16VDC wide voltage input range, and high-rejection XF filtering. The AJ977XF AntiJam antennas are RoHS and REACH compliant and come with IP67 weather-proof housing. Typical applications include mission-critical global positioning, timing applications, law enforcement, and public safety.

Calian’s eXtended Filter (XF) antenna technology has been designed to mitigate out-of-band signals and prevent GNSS antenna saturation. The AJ977XF AntiJam triple band GNSS antennas supports GPS/QZSSL1/L2/L5, GLONASS-G1/G2/G3, Galileo E1/E5a/E5b, BeiDou-B1/B2/B2a, and NavIC-L5 frequency bands. These antennas also include the Satellite-Based Augmentation System (SBAS) available in the region of operation [WAAS (North America), EGNOS (Europe), MSAS (Japan), or GAGAN (India)].

Features

  • Operates under ground-based jamming
  • Circular polarization throughout the full bandwidth
  • Superior multipath signal rejection
  • Excellent signal-to-noise ratio
  • Excellent out-of-band signal rejection
  • Increased system accuracy
  • IP67 weather-proof housing
  • RoHS and REACH compliant

Specifications

  • 1dB typical great axial ratio
  • 2.5dB typical low LNA noise
  • High-rejection XF filtering
  • 40dB typical high-gain LNA
  • 2.5VDC to 16VDC wide voltage input range 
  • 15kV ESD circuit protection
  • 20dB attenuation at 0° to 15° elevation

Applications

  • Mission-critical global positioning
  • Navigation
  • Timing
  • Law enforcement and public safety

Dimension Diagram

Mechanical Drawing - Calian AJ977XF AntiJam Triple Band GNSS Antennas

Calian AJ977XF AntiJam Triple Band GNSS Antennas