portable antennas

2 Elements revesible verticals antennas - 2 element reversible verticals, small footprint, big results.

Comparison of 70 Mhz antennas - Comparison of 50 and 70 Mhz antennas, commercial and home made projects

Six Metre Portable Dipole - A portable dipole for six meters band

Coaxial cable dipole for 80m - Here are some simple antennas you can build along with calculators to help you get the right length.

Small Transmitting Loop Antenna Calculator Priority listing - A free online calculator for making all of the calculations required to design and build small transmitting loop antennas, also known as magnetic loops by 66pacific.com

Folding the Dipole - Invented by Heinrich Hertz in around 1886, the half wave dipole is still one of the most simple and practical of antennas and still very much in use today. It consists of a half wavelength long centre fed conductor

The HB9CV antenna - Basics and principles of the HB9CV antenna by Rudolf Baumgartner. This antenna join electric advantages of the two elements direct feeded aerials with the mechanical advantages of the Yagi antennas, in French.

Feeding an End-Fed Antenna  ^pop - End-Fed antennas are NOT balanced systems; but neither are verticals, ground planes, discones, windoms, zepps, Marconis, half-slopers, et al. Additionally, the low-impedance antenna port of your transmitter/receiver is not balanced.

The versatile end-fed wire - Benefits and limitations of an end feed antennas. By Peter Parker VK3YE - first appeared in Amateur Radio, June 1998

Antenna Feeders - Different types of feeders, SWR and matching

The DBJ-2 portable J-Pole - A Portable VHF-UHF Roll-up J-pole Antennam that resonates on both bands but actually performs as a half wave radiator on both bands

HB9MTN C-Pole Porable antenna - A vertical monoband that's small, light and portable, needs no counterpoise and performs as well as a home antenna

IK4DCS 80-160 mt Sloper antennas - My Sloopers antennas for 80 and 160 meters

DCTL Antennas and other compact antennas - The Distributed Capacitance Twisted Loop is an inexpensive, effective, resonant alternative that can fit in a 8' tall by 12' or so wide space, like a wall, or balcony, even on 80 meters. 160 meters from an apartment, a full wave look and a cage dipole

Antennas and Transmission Lines Myths - Antennas, Transmission Lines, Tuners - Myths, Mysteries and Qualifiers By Don Wilhelm W3FPR

VE6FI Contest station - Amateur radio, building antennas, wifi link, remote control of radio, 80 meter beam, contesting, ve6fi station

The K0NR Weblog - Stuff about amateur (ham) radio, especially VHF/UHF, QRP, portable and mountaintop operating

M5AML John - M5AML - SSTV, Aerials (antennas), SSTV, Rallies, UK prefixes

Stealth ham radio forums - Antennas for Restricted Space, operating from apartaments or cannot setup antennas, discuss here.

TAK-tenna Priority listing - Electrical half-wave dipoles HF antennas

Big Hair's Antennas - High Performance, HF, CB, base and mobile antennas

Duplexers for Ham Radio repeaters - We produce duplex filters and antennas for 2m,70 cm and 23 cm repeaters.

TowerWorx - Mobile and portable towers for the use in temporary cell phone coverage, military use and mobile communications for surveillance and emergencies

HF Beam Calculator - A javascipt online calculator for 2 and 3 element beam antennas. Just input frequency and will diplay element dimensions and spacing. Measurements in Feet and Meters by G4VWL

Atlas of Ground Conductivity - The ITU-R World Atlas of Ground Conductivity in PDF