Antenna Workbench

Pick a band and an antenna. Get the cut sheet.

Band

Design frequency

MHz

Antenna

Options

Feedline

Dimensions are calculated starting points from standard amateur formulas. Always cut a little long, tune with an analyzer, and follow your license privileges and local safety codes. Stay clear of power lines.

Antenna modeling runs nec2c (NEC-2) compiled to WebAssembly, licensed under the GNU GPL v3.