feed helix

DXanTech.com - HB9CV based dual feed phased array type antennas for HAMs, antenna resource for DX-ers

Dualband-Beam 12/17 m - The beam has only one feedpoint with 50 Ohm and has an open-sleeve element for 12 m by DK7ZB

160 meter linear loaded voltage feed T  ^pop - 160 meter linear loaded voltage fed T antenna

Quadrafilar Helix Antenna - Quadrafilar Helix antenna for 137 Mhz

Open Wire Feeders - How to make 450 ohm open feeder

Feeding a G5RV - Feeding a G5RV Overview by VK1OD

The Gain of the Axial-Mode Helix Antenna - by Dr. D.T. Emerson, National Radio Astronomy Observatory (NRAO++). Antenna Compendium Volume 4, pp 64-68, 1995, published by the ARRL.

Helix Antenna - Design helix antennas with this DOS program by OH0NC

Shunt feed a hustler mobile HF Antenna  ^pop - 40 and 20 meters mobile antenna

The Multi-Band Fan Dipole - How to build a multi-band dipole antenna with a single coax feed. Instructions for a 160M antenna that will fit in the space that a 75M dipole will with almost as good of results as a full size 160M dipole!

G5RV Antenna  ^pop - The G5RV antenna, with its special feeder arrangement, is a multiband centre-fed antenna capable of very efficient operation on all hf bands from 3.5 to 28 MHz

The Bird Feeder Antenna - A hidden antenna must be just that: hidden. So don't install an antenna, but something else. Lika a bird feeder.

6M Halo -- Gamma Match Feed - An interesting homebrewed gamma match feed for a Halo Antenna

What tuners do - How atenna tuners works and what are real effects on feed lines and maximun power output by G3TXQ

#CQDX Internet Chat - Information on how to access the IRC #CQDX chat room for DXers. Also contains a live feed of DX spots directly from DX Summit.

UK Radio Stations on the net - The Internet's most up-to-date list of UK radio stations simultaneously broadcasting on the web.

Waterlook police live audio - Waterloo regional police live audio feed

Albion PA Radio Stations - Live Police and Fire scanner feeds from Albion PA, Erie County PA USA.

Scanner feed tutorial - This tutorial is designed to help the average person get his scanner feed on the net pdf file

Quadrifilar helicoidal antenna - Design your own quadrifilar helix, the site even generates a drilling pattern in a PDF file. Several different construction methods are shown.

Design and build helix antennas - An on-line javascript calculator and quite a few pictures to show how to make a helix antenna.

JVComm32 - The multi-purpose FAX, RTTY / SYNOP / NAVTEX and SSTV program for Windows 95, 98, 2000, NT 4.0, XP, Vista and Windows 7

Coax and Feed line Information - Coax & Feed Line Basics and coax loss information

The Radio-Frequency Ground - You were told that your audio was no good, that you had "RF in your audio ? This is also known as RF feedback

A secure power supply - Dchematics and photos of a secure power supply (short-cut, Rf feedback, high voltage etc.) by iz7ath