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Antenna Workshop
Designs, construction guides, and RF tools for amateur radio operators.
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View all →SWR — What It Actually Tells You (and What It Doesn't)
SWR matters for transceiver safety (keep it under 1.5:1), but resonance is what makes an antenna work. Real numbers, real examples, and why you should simulate before you build.
Choosing the Right Coaxial Cable
How to select coaxial cable for your antenna system based on frequency, loss, power handling, and installation requirements.
Understanding Baluns and Transformers
A comprehensive guide to selecting and building baluns for antenna feed systems, covering 1:1 and 4:1 designs.
Antenna Calculators
Dipole lengths, quarter-wave verticals, radials, transformer ratios, and SWR — all in one place.
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