dipole 40m

A vertical dipole for 7MHz - A vertical dipole for 7MHz and 21MHz by OH3GGQ

Simple 2-Meter Dipole Antenna - A 2 meter dipole antenna by KV5R

OCF 2 Meter Sleeve Dipole Antenna - kv5r 2 meter antenna

N3OX Flex Vertical for 40m - N3OX three meters Flex Vertical, a Short, Frequency Agile Vertical for 40 meters

Parasitic Delta Loops for 40m - 2 element 40 meter parasitic delta loop antenna by PY4VE

6 Meter square copper dipole antenna - A eham article on a square copper dipole antenna for 50 MHz by K0FF

Building a sextuple ratio balun - Article on homebrew a six separate impedance settings out of a triple radio balun

Coax Bazooka type antenna - 2 metre and 70 cm Coaxial Dipoles, Double Bazooka type

Dipole for portable use - Homemade dipole antenna for portable use

Trap dipole for WARC bands - Diamond W8010 Multiband Dipole Modifications

Folded dipole ZL Antennas - Simulation and modelling the ZL Special antenna

Adjusting HF Antenna Lengths  ^updated - 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.

Noise Figure Measurement using Standard Antennas - Measuring noise fiugre on the W2IMU horn and the dual-dipole-feed

The Western HF-10 multiband dipole antenna - A 67 feet long dipole doublet antenna

Multi-band loft-mounted dipoles - Multi-band loft-mounted dipoles for 40, 20, 17, 15, and 10m

Shortened multiband dipole - A shortened multiband dipole antenna by PA0FRI in Dutch

Homemade Loaded Coil Dipole - Homemade Loaded Coil Dipole ( w8010 diamond ) for 10, 15, 20, 40 and 80 meter

Vertical Dipole for 40 Meters band - A lightweight portable vertical antenna for 40m

Homebrew a Buddipole antenna - Homebrew a buddypole-style portable antenna system

Rabbit-Ears Dipole Antenna - This handy and cheap portable dipole can be folded and backpacked, carried in use, and adjusted to a very wide range of frequencies.

Vertical Dipole 10-40m - A multiband vertical dipole antenna by ON4BAI

HF Blaster - The antenna is designed to cover 40M through to 10M meters, mounted on a fishing pole and a 4:1 balun by 2E0SDR

S9V 40M vertical antenna - A fiberglass-wire vertical antenna for 40 m band by WY3A

Trap Dipole for 80 40 20 mt - A W3DZZ trapped dipole for 80 40 and 20 meters band by ZL1BJQ

Elecraft K2 - Narrow Bandpass Filter - This note covers narrowing the K2\'s 40M bandpass filter to cover the narrower 40M band and reject strong out of band broadcast interference