make trap cover

Coaxial-Cable Trap Dipole  ^pop - An Attic Coaxial-Cable trap dipole for 10, 15, 20, 30, 40, and 80 meters

A magnetic loop antenna for HF  ^pop - Able to cover all frequencies between 3.5 and about 10 MHz, the loop described here is directional, does not require a radial system, and stands just 1.8 metres tall. Most parts needed can be purchased at a hardware shop. The antenna can be put together in an afternoon and requires only hand tools to assemble. It should cost less than sixty dollars to build. by Peter Parker VK3YE ex VK1PK

Folded Dipoles for VHF/UHF Yagis  ^pop - Make your own VHF/UHF folded dipoles from aluminium tubing. Learn tips for folding yagi, softening the tubing, bending jig and make all waterproofing

Clemens match - The Clemens match is easy to make and reliable, and is preferable to a single Gamma match as it is balanced

Rotary trapped-dipole for HF - How to build a trapped rotary dipole with many photos ecc.

Tango Delta - Discover and enjoy with us the passion for the radio, last Qsl's printed, TD DX info.

El QSO en ingles - How to make a QSO in english language, que necesitas para hacer tus QSOs en ingl?s.

RF Applications, Inc. - Specialized in RF Power Measurement Systems and other devices that make operating radio transmitting stations safer and easier.

Spi-Ro Manufacturing Inc - Transmitting & receiving multi-band antennas covering 1.8 thru 55 Mhz.

Antenna Products - Antennas cover the RF spectrum from kilohertz to gigahertz and support countless mission critical military, air-sea navigation, ILS and voice-data communications applications.

Autocode - Autocode makes a selection of fine morse code identifiers for commercial and amateur radio applications.

Autek Research - Autek Research make three models of RF Analysts, power and swr meters

442.375+ Repeater in Dickson,TN - Repeater Information & Coverage maps

Radio Wave Propagation - A PDF document, used for ham radio training, that cover all aspects of radio wave propagation

Kenwood TS690S - Expanding frequency coverage, transceiver Labtest by Christoph Petermann DF9CY

Electriduct - Cable protection products - Offers cable protectors, cord covers, cable guards, management products, solutions and supplies. Protect your cable, wires, and hoses from foot, small carts, and vehicular traffic with the trusted Linebacker Series of Cord Covers.

Tropical radio stations - List of tropical radiostations from 2300 to 5100 khz

Pori Short Wave Base - Website of YLE Radio Finland Pori short wave Base: photos, backgrounds to Your PC monitor and more, in finnish

Minnesota DX Club - The MDXC has monthly meeting in the Twin Cites. Coverage all bands from LW to UHF. We also have Summer and Winter DXpeditions.

GEOG UK terrain heights - Geog is a suite of programs written by Andy Talbot ( G4JNT ), some of which make reference to a database of UK terrain heights, to provide useful information for radio amateurs

HamSphere - This is a Ham Radio Software Transceiver for Amateur Radio. Software works in Windows, Mac and Linux. HamSphere is a community for Ham Radio operators and other radio enthusiasts. Amateur radio equipment is not needed. The Transceiver uses java technology and covers all virtual Ham Radio and Amateur radio bands from 160 to 6 meters.

DigiPan  ^pop - DigiPan provides a panoramic display of the frequency spectrum in the form of an active dial scale extending the full width of the computer screen. DigiPan is the result of a joint effort between myself and Nick Fedoseev, UT2UZ, the author of MIXW32, and is intended to make PSK31 operation easier and more enjoyable for everyone.

Spectra - Accurate spectrum analyzer in the range 0 - 2500 Hz, makes an accurate FFT analysis of an audio signal coming from the soundcard

HF transceiver - Continuos coverage HF Transceiver by I6WJB & I6YPK

Homebrew radio receiver  ^pop - Detailed plans of my homebrew receiver. Frequency coverage is from below 300kHz to 30MHz. Pictures, schematics, board layouts, parts lists and more can be found here.