High-Gain Omni Antennas in Mobile Applications

By Johan Fuhri Antenna Principles High-Gain Omni-directional antennas are used in situations where the direction of the receiving antenna is not static or known.  A typical situation is where antennas are mounted on a mobile platform like a vehicle or vessel. In any communication system, the quality and throughput that can be attained through a…

Spacing Considerations of Multiple LPDAs on a Mast

Written by Johan Fuhri Introduction One of the questions we often get asked at Alaris Antennas, is the question of spacing between multiple antennas on the same mast. Often, this question is related to situations where the space on the mast is limited (mobile or tactical application) and where high-power transmitters are involved.    Unfortunately, there are no…

Expecting the Unexpected: Jamming Antennas on Vehicles

Written by Johan Fuhri Introduction Many of the Alaris Antennas products are used in vehicle-based jamming systems, a typical application being the protection of convoys or VIP transport vehicles against remotely triggered improvised explosive devices (IED)s.  Since the performance of the antenna will directly influence the effectivity of the jamming system, choosing the correct antenna…