Aerospace

Precision-tested blade antenna for S-Band communications

10 December 2025

HASCO’s new SubMiniature version A (SMA) female blade antenna is engineered for consistent broadband performance and verified through direct far-field measurement in a controlled test environment. Independent evaluation confirms stable gain characteristics and well-defined radiation patterns across the full S-Band.

• Frequency range: 2.50 GHz to 3.80 GHz Source: HASCOSource: HASCO

• Measured gain: 0.2 dB to 3.2 dB across band

• Measurement method: Direct far field, calibrated transmit/receive setup

• Planes of measurement: XZ, YZ and XY principal cuts with full 3D radiation mapping

• Mounting configuration: two-hole flange, SMA female connector

The antenna exhibits smooth gain response and predictable directivity through 2D and 3D testing at 2.5 GHz, 2.75 GHz, 3.0 GHz, 3.25 GHz, 3.5 GHz and 3.8 GHz. Low-profile mechanical geometry ensures minimal aerodynamic impact, while broadband electrical performance supports S-Band telemetry, command, and communication links where radiation uniformity and gain linearity are critical.

Features

• Low SWaP design: Aerodynamic profiles reduce drag, extending unmanned aerial system (UA)S flight times while maintaining structural integrity.

• Broadband performance: Omnidirectional coverage supports real-time data transmission, with patterns optimized for small ground planes.

• Durability and compliance: Rugged radomes protect against environmental stressors; NDAA-compliant materials ensure eligibility for U.S. government contracts.

To contact the author of this article, email GlobalSpecEditors@globalspec.com


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