SUPPORT & FEEDBACK
Get in Touch
Have feedback on one of our calculators, an antenna formula suggestion, or a bug to report? We would love to hear from you.
Formula & Geometry Requests
Looking for a specific calculator like J-Pole, Slim Jim, Magnetic Loop, or phased verticals? Let us know which bands and configurations you build most.
Field Reports & Bench Testing
If you verified our dimensions against an antenna analyzer (NanoVNA, RigExpert), share your SWR curves and wire gauge specs!
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