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Antenna Design Resources

These websites contain information relating to the design of antennas. There is a variety of design notes, design service providers, and some design software. Please consider RF Cafe advertisers first, since they make this resource possible.


2.4GHz Broadband Helical Antenna |
Concise instructions on making a broadband helical antenna for 2.4GHz use, by Jason Hecker.

2.4GHz Vertical Collinear Antenna for 802.11 Applications |
By Brian Oblivion and Capt.Kaboom modified by Richard A Wenner.

802.11b Homebrew WiFi Antenna Shootout |
By Gregory Rehm.

AC6V's Homebrew Antenna Links |
Numerous links for antenna theory & basics.

Antennas Application Note |
From N6CA,

Antennas: Design, Application, and Performance |
Application note from Linx Technologies.

Antenna Design Freeware Page |
JavaScript antenna tools, DOS antenna freeware, by Myers Engineering International, Inc. (MEI).

Antenna Design Tutorial |
Application note from Micrel, by Tom Yestrebsky.

Antenna Diplexer |
Overview, summary, tutorial about the basics of an antenna diplexer or RF diplexer used for purposes including enabling a single RF antenna to be used by multiple transmitters. From

Antenna Directivity and Gain |
Overview, summary, tutorial about the basics of RF antenna directivity 9aerial directivity) and gain including isotropic radiators, polar diagrams and antenna dBi figures and antenna dBd figures. From

Antenna Elmer |
Information about wire antennas as well as directional beams, from The Elmer HAMlet.

Antenna Feed Impedance |
Overview, summary, tutorial about RF antenna or aerial feed impedance and the importance of matching RF antennas to feeders. Radiation resistance, loss resistance, and efficiency are also detailed. From

Antenna Polarization Control |
By Seavey Engineering Associates.

Antenna Polarisation or Polarization |
Overview, summary, tutorial about RF antenna or aerial polarisation and the effect polarization has on RF antennas and radio communications. From

Antenna Resonance and Bandwidth |
Overview, summary, tutorial about antenna or aerial resonance and badwidth and the impact of RF antenna resonance and bandwidth on radio communication systems. From

Antenna Software |
Links to antenna design software Compiled By AC6V.

ANTENNAS: Some Rules of Thumb for Beginners | Guidelines by James R. Duffey KK6MC/5.

Antenna Theory |
A source of knowledge for learning about and understanding antennas. The goal is to present a comprehensive tutorial on antennas. This website will strive to make antennas understandable, without unnecessary complexity.

antenneX |
Provides a central place for everyone to readily discuss their experiences with problems and/or successes in this field of radio signals.

Automated Antenna Design | (Globus).pdf
Evolved antenna technology from NASA.

The Basics of Patch Antennas |
Antenna application notes from Orban Microwave Products.

Bluetooth Antenna Modeling Using Micro-Stripes |
By David Johns Scott Leslie, GE Plastics.

Electromagnetic Waves and Antenna Basics |
An overview, summary, tutorial about the basics of electromagnetic waves and the way in which they affect RF antenna and RF antenna design. From

GreenWave Scientific |
919-876-6220 | Raleigh, NC
Develops unique form, fit and function antennas for unique applications and requirements. Very simply, we design and manufacture antennas unlike any other antennas in the world. Custom designs available.

How To Build A Tin Can Waveguide WiFi Antenna |
For 802.11(b or g) Wireless Networks or other 2.4GHz Applications, by Gregory Rehm.

Human-Guided Antenna Design |
This project is a joint effort between MERL Technology and Research Laboratories in collaboration with Johosoken and with sponsorship from Denshihon.

ISM-Band and Short Range Device Antennas |
This application report discusses antenna fundamentals and the various types of antennas used for short range devices. Fundamentals are presented along with practical design principals. From Texas Instruments.

J-Pole Antenna Design |
Design your own J Pole for any band, includes a calculator.

Log Periodic Antenna |
A Java applet which calculates the dimensions and spacings of the elements needed to build a log periodic antenna, given tao, sigma and the lower and upper cutoff frequencies.

Loop Antennas |
800-280-8327 | Portsmouth, VA
Instructional article by Radio Works.

A Microstrip Edge-Fed Patch Antenna with Inset Feed |
Application note from Sonnet.

Miniaturized Antenna Design for MIMO Communication Systems |
By Wireless Networking and Communications Group (WNCG).

Multi-Pitch, Multi-Band Helical Antenna |
By SooLiam Ooi, Motorola Florida Corporate Research Lab.

N4UJW Antenna Design Lab |
Antenna project contributions from all over the world -  HF, VHF, UHF and more.

New Helix Antenna Design for the Mars Observer Experiment |
By Mike Cook - AF9Y.

The Quagi Antenna Turns 30 |
By Wayne Overbeck, N6NB.

Simple Gain Antennas for the Beginner |
From ARRL, by Doug DeMaw, W1FB.

Standard Antenna Terms and Related Formulas |
From A.R.A. Antenna Research.

Useful Antenna Design Formulas |
From Seavey Engineering Associates.

VHF / UHF Antenna Design |
Application note from INGECOM.

Yagi Antenna Design |
Experiment with Yagi designs on your computer with YagiCad.

Related Pages on RF Cafe
- Antenna Patterns
- Antennas - Hardware & Controls
- Antennas - Manufacturers & Services
- Test Equipment & Calibration - Antenna Measurement
- Antenna Introduction / Basics
- Antenna Radiation Patterns
- Antenna Near Field
- Near-Field / Far-Field Transition Distance
- Intro to Wave Propagation, Transmission Lines, Antennas
- Antenna Design Resources
- Antenna, Electromagnetics & X-mission Line Simulators
- Satellite Communications - Antennas
- Short Wire Antennas