vertical am antenna

137 links

Petlowany Three-Band Burner Antenna - The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.
[ Hits: 6057 | Votes: 5 | Rating: 7.2 ]

Building High Power, High Q, Loading Coils - This page describes the loading coil (inductor) that W8WWV built for my center-loaded 160 meter band (1.83 MHz) vertical antenna.
[ Hits: 6885 | Votes: 5 | Rating: 5.4 ]

Inexpensive 17-Meter Vertical - A low cost, low profile DX antenna fro 17 Meters
[ Hits: 7820 | Votes: 7 | Rating: 7 ]

Vertical antenna for 20-15-10 m - This is a vertical multiband antenna made up of several aerial elements lambda/4 length, feeded with just a coaxial cable in French.
[ Hits: 23578 | Votes: 20 | Rating: 5.2 ]

Slim Jim 2m Vertical - This VHF 145 MHz antenna is easy to build and with no radials. It shows equal gain of 5/8 lambda. It is light weight, you can hang it somewhere (on a tree may be) and work.
[ Hits: 3391 | Votes: 3 | Rating: 6 ]
The Little Stick Antenna ^pop - The Little Stick antenna is an aluminium version of the Vertical Bazooka design which was made from coax.
[ Hits: 33938 | Votes: 7 | Rating: 1.85 ]

6 Meter 5/8 Wave Vertical Antenna - The G3JVL 6 Meter ground plane vertical is a compact antenna that is ideal for portable operations. If needed, it can be disassembled into a very small bundle no longer than the longest element.
[ Hits: 18935 | Votes: 11 | Rating: 6.28 ]

Quarter Wave GP Antenna Calculator - Amateur quarter wave ground plane antenna calculator, calculate vertical and radial length
[ Hits: 4842 | Votes: 24 | Rating: 6.04 ]

Hex Array - 80/40 Meter Vertical - This page describes a homebrew 80/40 meter trap vertical antenna. Includes an interesting antenna raising system that allow easy setup and tuning.
[ Hits: 7624 | Votes: 2 | Rating: 5 ]

Feeding an End-Fed Antenna - 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.
[ Hits: 21455 | Votes: 22 | Rating: 7.33 ]

Some plain facts about multiband vertical antennas - There is considerable confusion as to what exactly a multiband vertical antenna is. The confusion concerns the method of feed, how much mismatch one can expect, how many radials are required, how the particular antenna is built for multiband use, plus some other points.
[ Hits: 1910 | Votes: 1 | Rating: 7 ]
Another vertical antenna for 30, 40 and 80 meters - This article is to describe a multi band DX-dedicated antenna offering a minimum of compromises (such as lossy traps), for the hams not having any high-support
[ Hits: 4377 | Votes: 4 | Rating: 3.5 ]

HF Vertical antenna on a magnetic mount - A portable hf vertical antenna setup on a magnetic mount by I1UWF
[ Hits: 3072 | Votes: 2 | Rating: 10 ]

EZ-Lindenblad Antenna for 2 Meters - This easy to build antenna works well for satellite or terrestrial communication, horizontal or vertically polarized by Anthony Monteiro, AA2TX QST Article
[ Hits: 7667 | Votes: 12 | Rating: 9.25 ]

Quarter Wave Verticals - One of the most useful antennas in the repertoire is the Marconi or quarter wave grounded vertical antenna. Its invention made it possible to halve the length of antennas, simplifying communications, especially at HF and below.
[ Hits: 1760 | Votes: 2 | Rating: 7 ]
Vertical amtennas among the trees - Experiments on vertical antennas among the trees by ik2egl
[ Hits: 760 | Votes: 0 | Rating: 0 ]

Butternut HF9V Project - WB3AAL setup project of the popular HF9V vertical antenna with report on tuning it on ham radio HF bands
[ Hits: 804 | Votes: 2 | Rating: 5.5 ]

VA3GRR - Radio Beacon - VA3GRR is a radio beacon, operating on the 10 meter amateur band. Its frequency is 28.205.5 MHz. It runs just under 5 watts of power into a vertical half-wave ringo style antenna
[ Hits: 476 | Votes: 1 | Rating: 10 ]

Sandpiper Aerial Technology LTD - Sandpiper has been designing and manufacturing aerials for over 25 years. Offer HF Dipoles and verticals, VHF UHF Yagi, collinears and other beam antennas, elical antennas,quagi,moxon, and portable antennas, tripods mounts and fiberglass poles
[ Hits: 2169 | Votes: 2 | Rating: 10 ]

Tower - Windows program for analyzing vertical antennas. This program shows the resistance and reactance to be expected looking into a cylindrical metallic tower over a perfect ground. It gives a useful approximation of the values to be expected in a real-world situation.
[ Hits: 1346 | Votes: 1 | Rating: 10 ]