Calculate reflector, driven-element, director, spacing, Maidenhead locator, EIRP, and unit conversions.

About this app

The Maidenhead & HF Beam Antenna is a useful utility to calculate the the Maidenhead LOCATION as well as HF Elements’ size in Feet, Inches, and Meters for the Reflector, Driven Element, Director, and Spacing for two and three element beam antennas. Just input the frequency and select the number of elements.

Automated Calculator

• Maidenhead Locator System

Calculators

• HF Beam Antenna with 2 or 3 Elements
• EIRP
• Pure ERP

Area Converters

• Square Inches and Shorter Conversion
• Square Feet & Yards & Meters Conversion

Distance Converters

• Inches & Centimeters & Millimeters Conversion
• Feet & Yards & Meters Conversion
• Nautical Miles, Statue Miles and Kilometers Conversion

Volume Converters

• US/Imperial to Metric Units Conversion
• Metric to US/Imperial Units Conversion
• Inches & Centimeters Volume Conversion
• Feet, Yards, & Meters Volume Conversion

This app features:

• Send your calculations or conversions by email
• Universal App (iPhone, iPod Touch, and iPad)
• Latest version of iOS is supported
• All iPhone screens are supported
• Retina Display graphics
• Fast app switching
• Automatically Saves Your Inputs

No network connectivity required.

App Store Screenshots

App Store Information

• App Store category: Reference
• Genres: Reference, Travel
• Current version: 4.8
• Requires: iOS 15.6 or later
• Content rating: 4+
• Last updated: 2025-04-09

Developed by Verosocial. App details can change; verify the current App Store listing before publication.