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The total length of this antenna is 41m, height is about 11m, and diameter of element is 2mm. JA7KPI modified this antenna originally used as Inverted-V type of 80m band Dipole. Works on 40 - 80 meters band with acceptable swr.

A shortened 30/40 meters band vertical antenna in italian

This project started as a result of renewed interest in 40 meters coupled with the desire for an antenna system that would be more effective than the simple dipole.

Indoor multiband dipole with EZNEC data files for simulation and analysis. Includes details on construction, tuning, SWR plots, and software usage. This page includes two different dipoles, a first version for 20-10 meters and an extended version covering 40-10 meters allowing a full coverage of most used ham radio HF Bands.

40 Meter 2 Element Parasitic Delta Loop wire antenna with pictures of delta loop assembling

Vertical antennas for all HF bands, expecially 80 40 20 meters bands

A reversable quad antenna for 40 meters band by N4JTE

Three eh antenna plans for 20 40 meters bands.

Build a Multi-Band Mono Delta Loop for 40, 30, 20 and 15 Meters.

W3DZZ trap dipole for 80 through 10 meters

This PDF File desscribes how to homemade a multi-band end-fed trapped wire antenna resonating on the low bands of 160 80 and 40 meters. Contains trap design instructions and some construction tips.

Wire antenna for 10-15-20-40-80 meters band, with many drawings and description in spanish

This document by W4HM explains the construction and usage of a 160 meter balanced coaxial receiving loop antenna, which can be easily adapted for the 40 and 80 meters bands. The content provides detailed instructions on building the antenna, its advantages, and how to optimize its performance for amateur radio operations. It is a valuable resource for radio amateurs looking to improve their receiving capabilities and enhance their overall radio communication experience.

There are many ways to support an amateur radio antenna. Installatio of a utility pole will provide an antenna height of approximately 13 meters (40 feet) and will require no guy wires.

A half sloper antenna for 160 meter band Italian translation of a WD8DSB article appeared in a QST issue during 1998. This article presents a **Reduced-Size Half Sloper Antenna for 160 Meters**, designed for amateur radio operators with limited space. By utilizing a 40-foot tower or a tree, you can build an efficient antenna that slopes down, achieving a 2:1 SWR bandwidth of 120 kHz. This innovative design allows for effective communication on the "Top Band," making it ideal for winter DXing.

Halo antenna for 4 meters band with dimensions, pictures and assembling instructions

A moxon antenna project for 40 and 30 meters

Evolution of a project of a small magnetic loop resonating from 80 to 40 meters

The page provides detailed instructions on how to build a double bazooka antenna for the 40 meters band. It includes information on materials needed, measurements, and assembly steps. The antenna can be configured as an extended dipole or an inverted V, offering low noise, wide bandwidth, and a 1:1 standing wave ratio. The content also offers calculations for other bands and includes photos of the antenna fabrication process.

A 3 element yagi beam for 40 meters band

The IK-STIC 2 is a vertical, all band, antenna that is over 25 feet tall yet weighs under 5 pounds. Based on a telescopic pipe or a fiberglass fishing pole, using a tuner it can easily cover the amateur radio HF bands from 40 - 10 Meters

Moxon antenna project, each side is 51 feet long and the turned in sections are each 7.7ft long. This antenna performed similar to a full size two element yagi for 40 meters.

This very large moxon antenna resonate on 80 40 and 10 meters, has been used for CQWW 2006 by a YU team project

A site devoted to Amateur Radio Homebrewing, CW-decoder, CW QRP Transceiver for the 40 & 20 meters band, CMOS reader

Shortened dipole with traps for 40 meters band in portuguese

The basic antenna is a vertical monopole, using elevated radials to complete the ground plane by k5oe

A youtube video of a Short Delta Loop antenna, only 8,5 meters per side. This project use a loading coil of 56,7 uH for electrical matching.

A delta loop antenna project for the 40 meters band, include dimensions 80 meters band, with construction details, schematic and tuning instructions

A small antenna for all amateur bands, including 80 meters, and in a small garden without the compromise. An ideal replacement for those half size antennas such as the 1/2 size G5RV and Windom 40

409 Shop is an Ham Radio and electronics online shop based on Hong Kong deliver worldwide. Ham Radio transceivers, batteries, swr meters, antennas and other ham radio accessories. Currently the shop seems to be out of business

The document discusses a two-element parasitic Delta-Loop array for the 40 meters band, aimed at radio amateurs interested in antenna projects. It provides detailed plans and instructions for building a homemade Delta-Loop antenna.

EF403 is a 3 element yagi antenna for the 40 meters band with high gain and F/B Ratio

Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas pdf file

40 meters elevated vertical antenna array at VA7ST

A direct drive ring radiator antenna for the 40 meters band by W6WYQ QST article.

A homebrew project for a multiband end-fed antenna made with a single FT140-43 and 50pf capacitor and 20 meters of wire.

A multi band delta loop antenna that work on 20 and 40 meters band, that can be used either on 15 meters with poor performances

A simple drawing of a shortened antenna for 40 meters by using a PVC tube

Article on the HF dual band antenna with construction details and how to add 160 meters to the HF2V

How to build a ground plane antenna for the 40 meters band in french

A 40 ft vertical dipole antenna that can cover HF Bands from 80 to 10 meters winding a dipole in a 12m HD telescoping fiberglass pole

Homebrew a vertical antenna for 40 and 80 meters band based on popular HF2V model by DL7JV

A vertical antenna for 40 and 80 meters band with no need of antenna tuner, based on a telescopic fiberglass mast of 48 feet by N8NSN

Experiments with phased wire vertical antennas on 40 meters at VA7ST

A vertical half-moxon for the 7 Mhz by F6IRF

A simple antenna that can be erected very fast, only need one center support, and do not take up much storage room. Works from 40 to 10 meters band

A multiband antenna that can work from 80 to 10 meters in this illustrated docuemnt by G8ODE

A quarter wave vertical end-fed antenna for the 40 meters band. As all vertical antennas, also this aerial requires a good earthing system. In this project the ground is composed by twelve 4, wires buried in the lawn by using a spade to create a slit to drop the wire into.

Gary Breed, K9AY experience with beverages on 40 meters

3 Band vertical Marconi-antenna for the bands 40, 80, 160 meters with a ground net of wires as radials.