feed line

PY6CJ 80/40 meters dipole - A center feed trapped dipole for 80 and 40 meter band in spanish

Design your Own Super J Pole  ^updated - Javascript for calculating the lengths of tubing to be used for the construction of a Super J-Pole in a collinear design

K7MEM Center-Fed Half-Wave Dipole ( 3-30 MHz) - A Center-Fed Half-Wave Dipole is probably the simplest of antennas to construct and use. It is usually suspended between two supports, from it's end insulators, and has the feedline hanging from the center.

K7MEM - Inverted V Antenna Design - Inverted V antennas is a dipole with the center raised on a mast and the endpoints near ground. Calculate dimensions online.

Homebrew ladder line - Homebewing ladder line discussion at qrz.com

Home-Made Ladder Line - K2HYD illustrate how to home made ladder line

Coaxial-feed axiam mode helical antenna - Coaxial-feed axial mode hemispherical antenna is studied experimentally and theoretically

Helical Feed Antennas - Helical antennas have long been popular in applications from VHF to microwaves requiring circular polarization, since they have the unique property of naturally providing circularly polarized radiation. Paul Wade W1GHZ

Exploring the secrets of the Smith chart - If you're a Radio Engineer wannabee, you need to understand transmission lines. It's impossible to really understand transmitters and antennas without understanding lines. Using the Smith chart is far easier than really understanding the math by Chris Scott and associates

The DBJ-1 VHF-UHF Dual Band J-Pole - Searching for an inexpensive, high performance dual band base antenna for VHF and UHF ? Build a simple antenna that uses a single feed line for less than $10.

Antennas and transmission lines - A very exaustive article on antennas and transmission lines. Covers many aspects of antennas and feed lines, in spanish

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.

Building the WiFi parabolic antenna Priority listing - Building a Bell ExpressVu satellite dish with a waveguide coffee can cantenna feed, and a Netgear USB Rangemax wifi card (WPN111).

FG5JK Ham Radio DX Shack Rentals - Ham radio contest shack for rent in guadeloupe by FG5JK

Shoreline Amateur Radio Club - The members of the Shoreline Amateur Radio Club reside in New Haven, Middlesex, and New London Counties.

The Skyline Radio Club - The skyline amateur radio club official website with club news, links and hamfest information as well as forums

W2ABC Bears NYC - The online home of the Broadcast Employees Amateur Radio Society (BEARS), Inc.

Amps Mailing List - Linear amplifier related mailing list

Monaro NSW / Canberra Live scanner - VHF/UHF Scan from Monaro NSW and Canberra (ACT). Stream/Feed contains text-tags with frequency, which is displayed in your media-player as title/Meta-data. Recommended that you use Winamp.

APRS Weather Station - This paper outlines the construction and operation of a remote weather station.

RadioPartsStore.com - Online shop for amateur radio parts accessories and components

I5UXJ home made amplifiers - Infomration schematics and pictures about various hf and vhf QRO linear amplifiers

COLLINS 30L-1 HF Linear Amplifier - The Collins 30L-1 Linear Amplifier has 1000 watts PEP power input on SSB and 1000 watts average on CW on all bands. It can be driven by the Collins 32S-3 Transmitter Collins KWM-2 or KWM-1 Transceiver, or most 70-100 watt exciters.

Six-Meter Linear Amplifier - This homebrew six-meter linear amplifier started off life as a "junker" Alpha 76PA h.f. amplfier. Power output is 800W

Ham Radio and BPL - Broadband over Power Lines (BPL) and Amateur Radio by the Rochester Amateur radio club