Home Antennas

Antennas

Five antenna families and fourteen types, as standard designs or fully custom developments tailored to your band, gain, polarisation and platform.

Rooftop dipole element array against a blue sky
01

Resonant Antennas

Efficient narrowband radiators tuned to a design frequency, and the building blocks of larger arrays.

3D render of dipole antenna

Dipole Antenna

A balanced half-wave radiator with an omnidirectional azimuth pattern, used for links and as an array element.

3D render of loop antenna

Loop Antenna

Small and resonant loops for direction finding, HF/VHF reception and compact installations.

3D render of slot antenna

Slot Antenna

A slot cut into a conducting surface, giving flush, low-profile mounting on airframes, vehicles and waveguides.

Mast carrying broadband communication antennas
02

Broadband Antennas

Wide impedance bandwidth for multi-band radios, surveillance receivers and EMC testing.

3D render of coaxial sleeve dipole antenna

Coaxial Dipole

A sleeve-fed dipole with an integrated coaxial balun, making a rugged omni element for vehicles and masts.

3D render of shuttlecock conical antenna

Shuttlecock Antenna

A conical radiator over a ground plane, giving wide bandwidth with an omnidirectional pattern.

3D render of biconical antenna

Biconical Antenna

A twin-cone radiator with multi-octave bandwidth for EMC measurement, surveillance and wideband reception.

Communication tower carrying multiple wideband antennas
03

Frequency-Independent Antennas

Self-scaling geometries that hold gain, pattern and impedance nearly constant across very wide bandwidths.

3D render of log-periodic dipole array

Log-Periodic Antenna

A directional dipole array with logarithmic scaling, giving near-constant gain across decade bandwidths.

3D render of two-arm spiral antenna

Spiral Antenna

A planar two-arm spiral with circular polarisation, well suited to EW, ESM and direction-finding systems.

3D render of conical log-spiral antenna

Conical Log-Spiral

Spiral arms wound on a cone, giving a unidirectional, circularly polarised beam over multiple octaves.

Large parabolic reflector antenna with sub-reflector
04

Reflector Antennas

High-gain, narrow-beam systems covering 100 MHz – 40 GHz in split bands.

3D render of prime-focus parabolic reflector

Parabolic Reflector

A prime-focus dish for high gain and narrow beamwidth in point-to-point, tracking and SATCOM links.

3D render of Cassegrain dual-reflector antenna

Cassegrain Reflector

A dual-reflector design with the feed at the vertex, giving a compact, low-loss layout with short feed runs.

3D render of grid reflector antenna

Grid Reflector

An open-mesh parabolic grid with low wind loading and weight, suited to lower-band long-range links.

Conformal phased-array antenna on a curved composite panel inside an anechoic chamber
05

Phased Arrays

Electronically formed and steered beams for agile radar, EW and communication systems.

3D render of Rotman lens beamformer feeding a linear array

Phased Array using Rotman Lens

A true-time-delay lens beamformer that forms several simultaneous, squint-free beams over wide bandwidths. Also supplied as a component →

3D render of an active electronically scanned array panel

Active Phased Array

Per-element T/R control for fast, agile beam steering and graceful degradation, with no moving parts.

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