Homebrewing Techniques

Folded Dipoles for VHF/UHF Yagis - Make your own VHF/UHF folded dipoles from aluminium tubing. Learn tips for folding yagi, softening the tubing, bending jig and make all waterproofing

Homebrew your own inductors - Can’t find the inductors you need for an antenna, a tuner or amplifier? Build your own—it’s easy! By Robert H. Johns, W3JIP

Antennas basics - An antenna study guide by NZART, cover basic topics like dipoles, wave lenght calculation, baluns, beams, dummy loads, and measurements.

Install a PL-259 on an RG-8X - A better way to install PL-259 connectors on RG-8X type coax by Dan Richardson, K6MHE

Ferrite information - Ferrite Toroidal Cores, Magnetic Properties of Ferrite Materials, EMI - RFI Suppression Design Considerations, Ferrite Beads, Ferrites for RFI Ferrite Cores for RFI Suppression by CWS ByteMark

This Old Dipole - An antenna construction workshop conducted at Marshall N1FN's QTH

Building Coaxial Traps - This page describes the design and construction materials W8WWV used to build a coaxial cable trap. A coaxial cable trap is a parallel resonant circuit that is usually inserted in an antenna element to enable multiband operation.

W4RNL Antenna notes - Antenna modelling techniques and examples by W4RNL

Easy tuning an building of traps - A new and simple method for tuning traps. You need 2-3Watt of your TRX and two homemade coupling coils by DK7ZB

Using Delta Matching on HF Beams - Using delta match with HF antennas design

Optimizing half-wave sloper arrays for 160 meters - This article presents a 160-meter variation of this family of antennas and, more importantly, a discussion of the details of how to get such a beast working really well.

Analysis Of Antenna Mast Strength and Bending Stress - Calculations for determining the wind loading stress on an antenna mast. Link to a spreadsheet for calculating the mast bending stress based on wind speed and antenna cross sectional area.

Installing dipole insulators - Installing your dipole end insulators

Yagi Element Mounting Considerations - One of the most important considerations when designing and building a Yagi antenna is the method used to attach the elements to a boom. This is true because the boom influences the electrical length of the elements. In this article JH Reisert explain with drawings techniques on mounting yagi antenna elements to a boom

Weatherproof Vertical Antennas - Slim Jim - How to make a Weatherproof Vertically Polarised Omnidirectional Aerial, The Slim Jim Antenna

Antennas basics  ^pop - An antenna study guide by NZART, cover basic topics like dipoles, wave lenght calculation, baluns, beams, dummy loads, and measurements.

Folded Dipoles for VHF/UHF Yagis  ^pop - Make your own VHF/UHF folded dipoles from aluminium tubing. Learn tips for folding yagi, softening the tubing, bending jig and make all waterproofing

Homebrew your own inductors  ^pop - Can’t find the inductors you need for an antenna, a tuner or amplifier? Build your own—it’s easy! By Robert H. Johns, W3JIP

Install a PL-259 on an RG-8X  ^pop - A better way to install PL-259 connectors on RG-8X type coax by Dan Richardson, K6MHE

160-meters antenna problems and solutions - Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas pdf file

50MHz Power Splitters - Splitting an antenna between two receivers or in use as the phasing harness in stacked antennas where there is a need to equally split the power from the transmitter between two antennas

A stored energy antenna line launcher - This is a homebrew version of the EZ Hang antenna launcher. By Richard Morrow, K5CNF

AA5AU PVRC Antenna Mount Page - The PVRC Mount is a tilt-head type antenna mount that allows large HF Yagi antennas to be easily installed on towers.

Adjusting HF Antenna Lengths - Find out how much to adjust the length of a quarter wave whip or a half wave dipole rather than the outright cut-and-try method.

An intro to OWA Quad's Priority listing - An introduction to OWA (Optimised wideband array) 50Ohm direct feed Quad beam antennas

Analysis Of Antenna Mast Strength and Bending Stress - Calculations for determining the wind loading stress on an antenna mast. Link to a spreadsheet for calculating the mast bending stress based on wind speed and antenna cross sectional area.

Analyzing Three Antenna Analyzers - On this page W8WWV present some measurements he made with three of the popular antenna analyzers. MFJ MFJ-269, AEA CIA-HF, Autek RF-1

Antenna construction hints - Hints about Jpole Yagi and Quad antennas

Antenna DIY Videos - DIY antennas videos chosen for content and quality.

Antenna Gain Comparison System - This device goal is to optimize homebrew antenna for the V/UHF band. This tool, is based itself on the simultaneously comparison between two antenna, directly in dB. by IK0BDO

Antenna Impedance measurement - When experimenting on an antenna it's often important to determine its feedpoint impedance at various frequencies across the operating band. It's easy enough to measure SWR, but sometimes we need to know more detail than this

Antenna Modelling - Antenna modelling notes, including wich antenna modelling software choose and where to find useful resources for antenna planning and home-brewing.

Antenna Trimming Chart - Use this chart as an aid in trimming the length of your antenna. It gives you an idea of the change in wire length needed to move antenna resonance a specific number of KHz.

Assembling a Spider Beam - Spider Beam antenna pictures in a youtube video

Better Feedline Loss Measurements with Antenna Analyzers - Various publications through the years have shown how the SWR measured on a shorted (or open) feed line can be used to calculate feed line attenuation

Build Yagi antennas that works - Excellent article on How to Build A Yagi Antenna That Works by Paul NO8D DX Engineering

Building Coaxial Traps - This page describes the design and construction materials W8WWV used to build a coaxial cable trap. A coaxial cable trap is a parallel resonant circuit that is usually inserted in an antenna element to enable multiband operation.

Building EH antennas by F5IXU - Notes on building efficient EH antennas in French

Building tips - Homebrewing antennas with parts which you can buy from local shops and stores.

Building UHF Antennas - This method of construction can be used on most UHF through \"low\" microwave Yagis, and is especially useful for the 33, 23 and 13 cm bands

Cebik.org - W4RNL historic web site - A free historic mirror site of L. B. Cebik's W4RNL web legacy.

Center feed insulator - A center antenna insulator with feedline strain relief

Coaxial antennas - G3TXQ study on coaxial cable demonstrate that it can reduce an element's length by something approaching the Velocity Factor of the cable

Conductors for HF Antennas - Putting up an antenna for the low bands? What kind of wire will you use? This analysis may change your plans.

Conductors for HF antennas : Foil - About foil conductors

Constructing simple wire antennas - Simple wire antennas like dipoles and verticals are dead easy to make: here’s how

Construction Practices - The construction of light weight structures that support wire antennas requires some definite insight into the behavior of the materials

Designing Driven Elements in Yagi antennas - The design and feeding of driven elements for VHF/UHF Yagi antennas , modeling, observations and some case studies by Graham Daubney F/G8MBI

Distributing Receive antennas - Designing low-band receiving antennas By Eric L. Scace K3NA and George Cutsgeorge W2VJN

Easy tuning an building of traps - A new and simple method for tuning traps. You need 2-3Watt of your TRX and two homemade coupling coils by DK7ZB

Exploring the secrets of the Smith chart - If you're a Radio Engineer wannabee, you need to understand transmission lines. It's impossible to really understand transmitters and antennas without understanding lines. Using the Smith chart is far easier than really understanding the math by Chris Scott and associates

Ferrite information - Ferrite Toroidal Cores, Magnetic Properties of Ferrite Materials, EMI - RFI Suppression Design Considerations, Ferrite Beads, Ferrites for RFI Ferrite Cores for RFI Suppression by CWS ByteMark

From Transmitter to Antenna - A collection of articles on the subject of impedance, impedance matching and high-frequency power transmission by G3YNH

Ham Radio Wire Antenna Tips - Ham radio wire antennas are the most common form of antenna used by ham radio operators. Here you can find hints and tips on diy wire antennas

Home-brew Antennas - Notes on homebrewing antennas by Chris G4CYA, from gamma matching, to phasing antennas, splitters and combiners, baluns and measuring techniques.

Homebrew traps - Traps can be one way round multiband coverage without the need of an atu. Learn how to homebrew your own traps

Homebrewing: A Lost Art - A Packeteers guide to homebrewing

Homemade Collapsable Yagi - Homemade Folding, Collapsable, Spring Mounted Element Yagi antenna

How To Build A Stacking Harness - How to build a home brew coax harness for co-phasing and/or stacking 2 50 Ohm antennas, includes a table with velocity factor of common coaxial cables

Indoor Antenna Construction Tips - Safety tips and troubleshooting ideas by K2ZS

Installing dipole insulators - Installing your dipole end insulators

K-FACTOR Table & Chart - Determine the K-Factor used as a multiplier when constructing half-wave antennas.

Metal Fatigue and Antenna Elements - by Technical Topics

MMana-GAL Getting started - Getting started with MMANA-GAL antenna analysis software

Mounting elements to a boom - Here is an easy method to mount elements to a boom, this can be realized at home, without the need of special tools