Sinuous
COTS and custom designed Dual Linear and Dual Circular Polarised, sinuous antennas for direction finding, ELINT, RWR and ESM airborne, sea and ground-based applications.
Overview
A broad suite of COTS sinuous antennas allowing modifications to suit specific requirements or fully custom designed. These antennas are well suited to a range of applications including  direction finding, ELINT, RWR (Radar Warning Receivers) and ESM (Electronic Support Measures).
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Our Steatite range of sinuous antennas handle signals of any two orthogonal linear polarisations concurrently as well as simultaneous left and right-handed circular polarisations dependent on antenna design. This provides intercept opportunities for a wide range of arbitrarily polarised signals, from devices also giving a wide bandwidth and broad beamwidth.
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When used as feeds for reflector antennas, these antennas afford the advantage of a stable phase center across the frequency band.