short wave listening

Delta loop antenna for 40 Meters - A full wave delta loop antenna for 7MHz

W5VMs Shorty 40 Antenna - A shortened dipole for 40 meters band by Martin E. Meserve

VSWR Loss Calculator - This calculator is designed to give the efficiency loss of a given antenna, based on the input of VSWR (voltage standing wave ratio) and other subsequent factors

3MA triband mobile antenna - 3 band mobile antenna - 10m full size wave/4 whip - quick tilt-down system for 20 and 15 m loading coil change by IZ7DJR

Mobile Portable Whip Antenna - A simple base loaded quarter wave vertical, which can be used on a car or portable by G3YCC

Half Wave Portable Antenna - Steve Yates article on a portable half wave antenna for field day operations

DK7ZB Yagi revisited - A 4 yagi beam VHF antenna made with PVC easy to carry in a backpack for portable operations

Harmonically Related Antenna - The HarRe antenna series, multi element quarter wave resonant broadcaters band receiving antenna

Microwave Slot Antennas - Slot Antenna Design by Stephen Bell, KB7TRZ

Rubber duck portability with quarter-wave performance - This article describes an application of Tucker's design which results in the most satisfactory two meter portable antenna this author has ever used.

144MHz omnidirectional antenna - A full wave 2-meter VHF omnidirectional antenna by ON6MU

GB3CAM Cambridge microwave beacons - Two beacons in 3 and 1.2 cm band, 10368.755 MHz and 24048.870 MHz

WA6MVG Amateur Radio Station - Amateur radio,ham radio,shortwave listening,scanner links and current weather conditions,weather advisories,and weather forecast from a personal weather station located in Auburn, Washington

Megawave - MegaWave Corporation's goal is to provide services and products of the highest quality to its many customers in the areas of antenna design and development, and radiowave propagation.

Learn Morse Code - The purpose of this page is to provide information regarding Morse code (otherwise known as Continuous Wave or CW) to hams and non-hams alike.

Electromagnetic Waves and Antennas - This book provides a broad and applications-oriented introduction to electromagnetic waves and antennas by Sophocles J. Orfanidis

CW on the Jupiter 538 - Ten-Tec TV presents a short live demonstration of the new CW decode and transmit features on the Jupiter transceiver

RF Shop - Microwave antennas, cables, connectors, accessories

Global Microwave Systems - GMS Inc. offers the latest in microwave communications equipment.

Medium and Shortwave Listener's Page - DXing listeining mediumwave AM Broadcast Band stations or shortwave radio stations worldwide.

Selecting your shortwave radio - Shortwave radio reviews ar swling.com

Cantenna Calculator  ^updated - A circular waveguide calculator for designing cantennas include source code and windows executable by lincomatic

Radio Works - RadioWORKS is a tool for calculating various items related to radio waves and radio wave propagation. Get detailed information about a frequency, such as the free-space wavelength, band classification, propagation methods, common transmitter configurations, etc. Calculate antenna lengths or frequencies. View a 3D coverage map by providing a latitude / longitude coordinate and transmitter height.

Listen - LISTEN V1.4 is a freeware general purpose short wave listeners logging program.

SQ2OMC HF Transceiver Priority listing - Description of the homebrew shortwave multiband SSB transceiver, that covers 0.1 - 30MHz. made by SQ2OMC