Ham Engineering

Sep 4, 2026

Enter the frequency once.
- Antennas -> Calc now has one Design Frequency at the top that fills every calculator below — dipole, verticals, radials, end-fed, random wire, loop and Yagi.
- Pick a band for its center frequency, or type your own. Band edges show under the field, so you can cut for the part of the band you use — on 160 m the center is over two metres of wire from a CW dipole.
- Each calculator keeps its own field for one-off tweaks. Your choice is remembered.
73 de A41UX