40 metre beam

A 5 elements Vee log-yagi for 10m - 5 elements "vee" log-yagi for 10m band- boom lenght : 4mt. Gain : over 10 dBd , f/b =over 40 db (deep null) f/b= min 20dB for different polarization signals

Portable Magnetic Loop Antenna Version 2 - A simple multi-band magnetic loop antenna designed for 20, 30 and 40 metres. For its size, the performance of the antenna always astounds me, although it is never going to replace a Yagi

Dual Band Vertical On Autopilot - A good 20 & 40 meter dual band vertical using a novel tuning method that provides automatic band switching.

W7AV 40 Meter Half Square - These antennas offer big gun DX performance on the low bands, yet they are surprisingly simple to build. Try one- you will like it!

Magnetic Loop for 80 and 40 Meters - A Magnetic loop antenna for the low bands, Günther Majewski, DH7BZ (ex DC7BZ) in german

Bazooka vs Dipole - Discussion, will a double bazooka outperform a dipole, enough to notice a difference on 40m.

Homebrew Hex Wire Beam Antenna - Hombrewinf the hex beam antenna by W6OT

6 meter HexBeam antenna - SP3FHI hexbeam antenna built with bamboo sticks

W4TI - Installing the Hexbeam - HX-B5i five band HexBeam installation by w4ti

Hex-Beam Video - A rotating HexBeam antenna video from F5NZY in Paris France

A 5 band log periodic dipole array - Modified version of the Telerana antenna which was orginially featured in the July 1979 issue of QST. The array is suspended within a framework made of fiberglass poles emanating from a central hub with the ends tied together with light weight rope around the perimeter. 10-15-20-30-40 meter band coverage

Loop Antenna Design - Full-wave loops are very popular antennas. They are especially useful on 80 and 40 meters where they perform well at modest heights

LU9DPD Windom dipole - A multiband windom dipole antenna for 80 40 20 10 meters, feeded with a home made 4:1 balun, in spanish.

Vertical plane antennas' beaming comparision - Animated quad and yagi comparison. You can see antennas' characteristics behavior in a vertical plane with changing of the height.

408 Mhz Quagi Antenna - PDF file on building the SARA 408 Mhz Quagi antenna

Why a Beam Antenna - Some basic antenna information for the newcomer

Installation of a Utility Pole - 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.

VHF / UHF Direct Connect Beams Lengths - Here are some lengths and spacings for various direct connect beams.

Bromley Repeater Group - Gateway - Website and Forums of The Bromley Repeater Group which has been formed to launch and maintain the new Kent repeater, GB3OK. Located in Orpington and with an ASL of 600 feet, it's predicted to provide coverage over a large area of London and South East England. Also on Echolink node 280040

Meridian Fire/Lauderdale County MS EMS/Fire Stream - This stream covers the whole County of Lauderdale Mississippi including the City of Meridian's Fire Dept.

VBI-360 Beam Indicator - VBI-360 Beam Indicator - New Display Units, Repairs & Map Upgrades, SteppIR, Green Heron, 90 Degree Offset, Global Beam Display, CGARS, Hy Gain, Roto-Brake

G3TXQ Broadband Hexagonal Beam - MW0JZE Manufacturer of the G3TXQ Broadband Hexagonal Beam - HexBeam Antennas

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

OptiBeam - optimum short-wave antennas, developed by hams for hams

5 Watt 40 Meters transmitter - This circuit is unique in that it uses a power mosfet as a final rather than a conventional bipolar transistor.