📡 Antenna Technology
Antenna Technology
Phased arrays, horn antennas, beamforming networks, gain patterns, feed systems, and antenna measurement techniques.
Topics:
Phased Arrays
Horn Antennas
Beamforming
Antenna Measurement
Feed Systems
Array Design
Articles
Antenna Technology
Horn Antennas / Waveguide
The Complete Guide to Waveguide Horn Antennas: Design, Specifications, and Selection
Pyramidal, conical, corrugated, and sectoral horn designs with gain formulas, flange compatibility, and selection criteria for radar, satellite, and test applications.
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Phased Arrays / Beamforming
Phased Array Beamforming: How It Works, Why It Matters, and Where the RF Hardware Fits
Array factor math, grating lobes, analog vs. digital vs. hybrid architectures, feed network components, scan loss, and thermal management.
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Fundamentals / Gain
Antenna Gain, Directivity, and Effective Aperture: The Engineer's Field Guide
Defining gain vs. directivity, dBi vs. dBd, the Friis equation, aperture efficiency, and all three standard gain measurement methods.
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Measurement / Test Ranges
Near-Field vs. Far-Field Antenna Measurement: Methods, Math, and Common Mistakes
Planar, cylindrical, and spherical near-field scanning, compact ranges, probe correction, and the error sources that corrupt antenna pattern data.
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