am antenna

1468 links - and 9 categories

JA7KPI Windom antenna for 40-80 - 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.
[ Hits: 7715 | Votes: 8 | Rating: 6.25 ]

X-Beam for 6m 2m and 70cm - X-Beam antenna by K0EMT for 50 Mhz and VHF UHF bands
[ Hits: 5470 | Votes: 12 | Rating: 4.66 ]
Hex Beam for 6 meters - This is a hex beam designed for six meters. It has three elements with a turning radius of 54 inches. This antenna can be built from low cost materials available from the local hardware store. By WB3BEL
[ Hits: 4668 | Votes: 6 | Rating: 7 ]

Coax Dipole Calculator - An efficient program to calculate dimensions of coax dipoles, or bazooka antennas considering velocity length of different coax cables. Express dimensions in feet/inch and meters/cm. Freeware by VE3SQB
[ Hits: 17578 | Votes: 74 | Rating: 5.31 ]

Antenna Loading Coil Construction Techniques - This page explains how to construct high-Q inductor coils.
[ Hits: 5887 | Votes: 11 | Rating: 5.55 ]

Hula Hoop Loop antenna - The concept of the "Hula Loop" came after many years of building medium wave loops of varying size, shape and performance. Usually these loops are constructed on a square wooden frame, with wire being wrapped around the periphery
[ Hits: 2738 | Votes: 3 | Rating: 5.33 ]
Testing with the Loop Antenna - NRSC AM bandwidth measurements with the loop antenna
[ Hits: 580 | Votes: 0 | Rating: 0 ]

Types of Antennas for Satellites - What type of antenna should I get? Well, the best type of antenna for working the OSCAR satellites are circular polarized antennas
[ Hits: 4839 | Votes: 3 | Rating: 4.33 ]
Types of Coax in Satellite operations - Coax is a very important part of a satellite station. It is almost as important as the antennas you choose. This article discusses choosing coaxial cables for satellite communication, emphasizing factors like line loss. It compares types such as RG-8, RG-58, Belden 9913/9913F, LMR-400, and hardline, highlighting their impact on signal preservation.
[ Hits: 2397 | Votes: 1 | Rating: 9 ]

Small Tuned Loop AM Broadcast Antenna - Alan yates vk2zay's ham radio website, homebrew construction, general electronics, high voltage experiments, amateur rocketry, and general geek stuff
[ Hits: 1669 | Votes: 1 | Rating: 4 ]

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 ]

The EZ-Tuner - The "EZ-Tuner" is a homebrew automatic legal-limit antenna tuner that covers all amateur HF bands from 160-10 meters. Using a T-network design and controlled by a BASIC Stamp BS2sx microcontroller, the EZ-Tuner will match at least a 16:1 VSWR for either unbalanced or balanced transmission lines.
[ Hits: 5569 | Votes: 1 | Rating: 9 ]

Wire Antenna - This page describes a cheap, weather-resistant and readily available type of antenna wire by HAMwaves.com
[ Hits: 994 | Votes: 1 | Rating: 10 ]

Passion RadioAmateur 2.0 - French Blog about amateur radio and new technologies, Internet, Hyperfréquences (SHF), DX Radio et Contests, Antennas and Videos by F1JXQ
[ Hits: 355 | Votes: 0 | Rating: 0 ]

n9adg.com - Amateur radio, Technology, Towers, Land, Wilderness, real estate, Visalia DX Convention Report #1 Flexradio Antennas Dxpedition, Elecraft introduces K3, here are pictures of the radio from the outside and inside from the Visalia DX Convention
[ Hits: 369 | Votes: 0 | Rating: 0 ]

P3A - Russian contest team - On this page you will find information about previous, current and future operations of our contest team, different articles, links and info about contesting, DXing, contests calendar, propagation, antennas, equipment, awards, and much more.
[ Hits: 559 | Votes: 0 | Rating: 0 ]

Intensitronics Corp Select-A-Tenna - Manufacturer of Select-A-Tenna Products since 1971 AM Radio Antennas
[ Hits: 1122 | Votes: 9 | Rating: 8 ]

DXTools - A small company that specializes in antennas and accessories for radio hobbyists who enjoy DXing the AM broadcast and LW bands
[ Hits: 2409 | Votes: 0 | Rating: 0 ]

Used Radio Sales - Sell used low band, mid band and hi band vhf radios and mobile antennas. Used Radio Sales can program these radios to suit your needs.
[ Hits: 595 | Votes: 0 | Rating: 0 ]

Accurate Inductance Calculator - This page allows you to calculate in the most accurate way high-Q inductor coils.
[ Hits: 1155 | Votes: 3 | Rating: 6.33 ]