— Antenna Length
Quarter-wave and half-wave element lengths, L = (λ/4 or λ/2)×k, where λ = c/f (see the Frequency ↔ Wavelength ↔ Period calculator) and k is an end-effect/velocity factor — typically 0.95 for a wire dipole/monopole in free space.
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— Antenna Length
Quarter-wave and half-wave element lengths, L = (λ/4 or λ/2)×k, where λ = c/f (see the Frequency ↔ Wavelength ↔ Period calculator) and k is an end-effect/velocity factor — typically 0.95 for a wire dipole/monopole in free space.