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Homebrewing Techniques
Antenna construction notes
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- Antenna Construction
- Using the proper antenna materials.
Antenna construction tips By Bob Hejl - W2IK
- 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
- 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.
- Gamma match example
- A gamma match example
- 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
- W4RNL Antenna notes
- Antenna modelling techniques and examples by W4RNL
- 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.
- Simple VHF Gamma Match
- Plan of a simple VHF & UHF Gamma match contrstruction
- Using Delta Matching on HF Beams
- Using delta match with HF antennas design
- Building High Power, High Q, Loading Coils
- This page describes the loading coil (inductor) that W8WWV built for my center-loaded 160 meter (1.83 MHz) vertical antenna.
Alphabetical
- Distributing Receive antennas
new
- Designing low-band receiving antennas By Eric L. Scace K3NA and George Cutsgeorge W2VJN
[Hits: 11 | Votes: 0 | Rating: 0.00] - Antenna Construction
pop
- Using the proper antenna materials.
Antenna construction tips By Bob Hejl - W2IK
[Hits: 15082 | Votes: 11 | Rating: 6.00] - 160-meters antenna problems and solutions
- Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas
[Hits: 1119 | Votes: 0 | Rating: 0.00] - 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
[Hits: 1732 | Votes: 4 | Rating: 9.00] - A stored energy antenna line launcher
- This is a homebrew version of the EZ Hang antenna launcher. By Richard Morrow, K5CNF
[Hits: 1148 | Votes: 2 | Rating: 10.00] - 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.
[Hits: 326 | Votes: 0 | Rating: 0.00] - 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.
[Hits: 1027 | Votes: 2 | Rating: 8.00] - 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
[Hits: 643 | Votes: 0 | Rating: 0.00] - Antenna construction hints
- Hints about Jpole Yagi and Quad antennas
[Hits: 1366 | Votes: 4 | Rating: 4.00] - 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
[Hits: 1133 | Votes: 4 | Rating: 5.25] - Antenna height measurements
- An interesting way to determine antenna height by using simple tools and an easy technique by OZ2CPU
[Hits: 924 | Votes: 0 | Rating: 0.00] - Antenna Loading Coil Construction Techniques
- This page explains how to construct high-Q inductor coils.
[Hits: 1102 | Votes: 3 | Rating: 4.33] - Antenna Modelling
- Antenna modelling notes, including wich antenna modelling software choose and where to find useful resources for antenna planning and home-brewing.
[Hits: 1520 | Votes: 0 | Rating: 0.00] - 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.
[Hits: 1647 | Votes: 0 | Rating: 0.00] - Antennas basics
- An antenna study guide by NZART, cover basic topics like dipoles, wave lenght calculation, baluns, beams, dummy loads, and measurements.
[Hits: 9541 | Votes: 6 | Rating: 8.67] - 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
[Hits: 713 | Votes: 0 | Rating: 0.00] - Build Your Own Coils
- A method of building coils for your home made antennas
[Hits: 1263 | Votes: 0 | Rating: 0.00] - 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.
[Hits: 3916 | Votes: 4 | Rating: 8.25] - Building Coils
- Building coils for a portable dipole using
a novel method of winding coils with weedeater cord!
By K4MMG
[Hits: 918 | Votes: 1 | Rating: 1.00] - Building EH antennas by F5IXU
- Notes on building efficient EH antennas in French
[Hits: 975 | Votes: 1 | Rating: 5.00] - Building High Power, High Q, Loading Coils
- This page describes the loading coil (inductor) that W8WWV built for my center-loaded 160 meter (1.83 MHz) vertical antenna.
[Hits: 2405 | Votes: 2 | Rating: 5.50] - Cebik.org - W4RNL historic web site
- A free historic mirror site of L. B. Cebik's W4RNL web legacy.
[Hits: 303 | Votes: 1 | Rating: 9.00] - 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
[Hits: 249 | Votes: 0 | Rating: 0.00] - 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.
[Hits: 1082 | Votes: 3 | Rating: 9.33] - Conductors for HF antennas : Foil
- About foil conductors
[Hits: 519 | Votes: 0 | Rating: 0.00] - Construction Practices
- The construction of light weight structures that support wire antennas requires some definite insight into the behavior of the materials
[Hits: 1203 | Votes: 0 | Rating: 0.00] - 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
[Hits: 1315 | Votes: 1 | Rating: 5.00] - 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
[Hits: 355 | Votes: 0 | Rating: 0.00] - 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
[Hits: 6287 | Votes: 2 | Rating: 7.50] - From Transmitter to Antenna
- A collection of articles on the subject of impedance, impedance matching and high-frequency power transmission by G3YNH
[Hits: 339 | Votes: 0 | Rating: 0.00] - Gamma Match Article
- A working analysis of the gamma-match problem that gives usefull practical results. New light on the question of when it will and when it won't give a perfect match to the coaxial transmission line.
[Hits: 151 | Votes: 0 | Rating: 0.00] - Gamma match example
updated
- A gamma match example
[Hits: 7082 | Votes: 31 | Rating: 4.10] - Ham Radio Hints and Kinks
- Tips on tapping Aluminum ,Holding a hex nut in a tight place,Placing washer or nut in a tight place,Fastening nut to chassis, Testing bipolar transistor with ohmmeter by K3MT
[Hits: 124 | Votes: 0 | Rating: 0.00] - Home Brew Loading Coil for AD5X Vertical
- How to make a loading coil for the AD5X portable vertical antenna
[Hits: 866 | Votes: 8 | Rating: 7.62] - Home-brew Antennas
- Notes on homebrewing antennas by Chris G4CYA, from gamma matching, to phasing antennas, splitters and combiners, baluns and measuring techniques.
[Hits: 280 | Votes: 1 | Rating: 10.00] - 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
[Hits: 10496 | Votes: 8 | Rating: 7.63] - Homebrewing: A Lost Art
- A Packeteers guide to homebrewing
[Hits: 612 | Votes: 0 | Rating: 0.00] - 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
[Hits: 1391 | Votes: 3 | Rating: 5.33] - 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
[Hits: 10902 | Votes: 19 | Rating: 8.20] - Installing dipole insulators
- Installing your dipole end insulators
[Hits: 2166 | Votes: 3 | Rating: 6.67] - K-FACTOR Table & Chart
- Determine the K-Factor used as a multiplier when constructing half-wave antennas.
[Hits: 1386 | Votes: 17 | Rating: 4.07] - Loading Coil for 136 kHz
- Pictures of loading coils according to OK1FIG
[Hits: 373 | Votes: 0 | Rating: 0.00] - Metal Fatigue and Antenna Elements
- by Technical Topics
[Hits: 85 | Votes: 0 | Rating: 0.00] - 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
[Hits: 1344 | Votes: 2 | Rating: 3.50] - Omega and Gama Matching
- Article about omega and gamma matching, related to bandwidth, loss and component failures, heating and power ratings
[Hits: 1284 | Votes: 1 | Rating: 10.00] - 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.
[Hits: 1500 | Votes: 0 | Rating: 0.00] - Painting Antennas
- Painting an antenna protects the plastic parts from ultraviolet light and pollution and also tends to glue the hardware together.
[Hits: 70 | Votes: 0 | Rating: 0.00] - Radial System Design
- Are the lengths of antenna radials related to the height of a vertical? By N6LF
[Hits: 216 | Votes: 1 | Rating: 5.00] - Rolling your own balanced feed lines
- An article by VE1VQ that illustrate how to home made a balanced feed line
[Hits: 641 | Votes: 0 | Rating: 0.00] - Simple VHF Gamma Match
- Plan of a simple VHF & UHF Gamma match contrstruction
[Hits: 3518 | Votes: 23 | Rating: 6.47] - The Clemens Match
- About the clemens match for beam antenna, as an alternative to common gamma matching techniques
[Hits: 503 | Votes: 0 | Rating: 0.00] - The DK7ZB-Match for Yagis
- Simple, easy to built match developed in 1995 for Yagis with resistitive loads of 12.5, 18 and 28 Ohm.
[Hits: 1932 | Votes: 2 | Rating: 4.50] - This Old Dipole
- An antenna construction workshop conducted at Marshall N1FN's QTH
[Hits: 4877 | Votes: 3 | Rating: 5.67] - To Trap or Not to Trap
- An interesting article on traps, pros and cons of trapping by W4RNL
[Hits: 1533 | Votes: 0 | Rating: 0.00] - Use of tripods to assemble and balance big antennas
- Here is a way to ease assembly and balancing of a large antenna. The elements and boom are assembled separately in most cases. Once they are all together set up 2 tripods in the assembly area and put the boom on them.
[Hits: 1184 | Votes: 0 | Rating: 0.00] - Using Delta Matching on HF Beams
- Using delta match with HF antennas design
[Hits: 2545 | Votes: 2 | Rating: 1.00] - W4RNL Antenna notes
- Antenna modelling techniques and examples by W4RNL
[Hits: 4856 | Votes: 56 | Rating: 8.31] - Weatherproof Vertical Antennas
- How to make a Weatherproof Vertically Polarised Omnidirectional Aerial
[Hits: 722 | Votes: 0 | Rating: 0.00] - Wire Sizes
- Sizes of wire as compared to their gauge American Wire Gauge by W8HDU
[Hits: 130 | Votes: 0 | Rating: 0.00] - 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
[Hits: 1963 | Votes: 0 | Rating: 0.00]
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