The HF Beam Antenna is a useful utility to calculate the Element 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.

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)
• iOS 5 & 6 are supported
• iPhone 5’s 4 inch screen and the original 3.5 inch screen are supported
• Retina Display graphics
• Fast app switching
• Automatically Saves Your Inputs

No network connectivity required.