Cavity-Backed Spiral and Sinuous Antennas
Our wideband antennas deliver low-loss performance for electronic warfare and secure communications systems operating above 18 GHz. Our cavity-backed spiral and sinuous antennas leverage proprietary PolyStrata® feed technology to enable compact, high-performance antenna systems. Designed for airborne and phased array applications, these antennas provide wide field of view, flexible polarization options, and reliable performance in demanding defense environments.
Wideband Antennas for Secure Communications and Electronic Warfare
- Wideband Performance Above 18 GHz — Designed for next-generation EW and secure communications systems
- Compact, Cavity-Backed Designs — Enable integration into space-constrained airborne platforms
- Flexible Polarization Options — Support dual-circular and dual-linear configurations
- Advanced Spiral & Sinuous Architectures — 2-arm spiral and dual-polarized 4-arm sinuous antennas available
- PolyStrata® Feed Technology — Low-loss performance with high reliability and repeatability
Key Applications
Our Wideband Antennas
| Product Name | Frequency (Ghz) | Market | Product | Band | Data Sheet | Buy |
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| 18 - 50 GHz Sinuous Antenna | 18-50 | Electronic Warfare | Sinuous | Mid/High Band |
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| 18 - 60 GHz Spiral Antenna | 18-50 | Electronic Warfare | Spiral | Mid/High Band |
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Design Filters With StrataworksTM or Contact Our Team for Tailored Solutions
Explore Our Wideband Spiral and Sinuous Antennas
Browse our cavity-backed spiral and sinuous antennas or work with our team to develop a custom wideband antenna solution for your secure communications or electronic warfare application.