cte titan 500

Balloon Antennas - Launching a balloon or kite supported tall vertical or protracted inverted L.

Four over Four for 144MHz - This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008. The antenna uses two identical four element arrays that were constructed around 1970

Coil loaded dipole for 80 meters - Coil loading of an 80m Dipole for restricted space. Here's a method that may allow you to fit that 80m dipole into your suburban backyard by VK3JEG

Balun construction - problems with iron cores - Lots of information and measurements relating to HF baluns and transformers constructed using Iron Powder cores

Feeder Radiation - Connecting centre fed antennas, dipoles, yagis, rhombics, loops to coaxial cable, unless care is taken, it is not difficult to end up with feeder radiation resulting in power loss and the radiation characteristics changes

The Coaxial Line - Impedance matching, Transmission Lines, Characteristic Impedance, VSWR & Mismatch and Antenna Losses

Log Periodic Dipole Antennas: TITANEX DLPD-15 - Review of the DLPD 15 is a log periodical dipole antenna with 15 elements made with state-of-the-art technology.

G0FTD's experimental INDiX antenna - This antenna is meant to be hung indoors within a window frame for those who can't get an outdoor antenna erected. Plan include dimensions for 50mhz 70Mhz and 144Mhz

Antenna Measurements - The electrical characteristics of an antenna that are of interest to obtain by direct measurement are the frequency at which the antenna is tuned, the gain and radiation pattern

Radiation Characteristics - Tailoring Patterns for HF Verticals

Why Are Antennas Built to Look Like They Do? - Basic anctenna theory, general information on antennas

VU2IIA -Ham Radio & NOAA - Ham Radio & NOAA Apt Weather Satellite blog. All weather satellite NOAA APT images are decoded with homebrew receiver. Setup using homebrew Turnstile Cross Dipole antenna, P-3 500MHZ PC with WIN-XP & WXTOIMG program.

The Las Vegas Radio Amateur Club - The Las Vegas Radio Amateur Club operates the K7UGE repeaters on 146.94 and and 448.500. Repeater is located on top of the Las Vegas Hilton Hotel & Casino, the UHF repeater is located on top of the Tropicana Hotel & Casino.

Famous Hams and ex-Hams - The information contained on this page has been collected from several different sources.

Midwest Unlimited - Sell over 100,000 products and components from more than 500 major manufacturers and is continually adding new lines for various applications, including Tower and Steel Erection

Hellschreiber machine - Pictures of Hellschreiber machines as projected by Rudolf Hell

Yaesu FT-102 page - Relay substitution tutorial, power amplifier tuning and Technical Characteristics

Resistor Finder - Resistor Finder is a program that allows the electronics designer or hobbyist to find a combination of 2 resistors that, when connected in parallel, will provide the best match to a desired resistance.

BeamFinder - BeamFinder is a software tool designed to conduct analyses for radio amateurs interested in radio propagation studies. It provides a large 2500 x 1800 pixel screen map of the world which displays calculated results from sophisticated models, dx data and other sources of information

Tower down conductors prove relatively ineffective. - Exploring the need for tower down conductors

When negative meets positive - Lightning can be a serious hazard depending where you live in the world. Chances are that if you living in an area where lightning strikes are common and you have a communications antenna, it may be attracted to you.

Lightning Protection for the Amateur Radio Station - Article on lightning protection for the ham radio station, Lightning Characteristics, Identify What is to be Protected, Establishing a Good Ground, Coax Cable Grounding, Operating Safety by wrblock.

About lightnening protection for Ham Radio Stations - An overview of Lightning Protection for Ham Radio Stations.

Ligthning: Protecting Towers - An interconnected concrete tower base can help the tower ground system.

Corrosion protection for tower structures. - Galvanic action. Corrosive effects of soil conductivity.