20 meter long wire

The Antenna Elmer - Here you will find information about wire antennas as well as directional beams.

Monoband Yagi for 20 m - AB4GX K4EAA Mononband yagi antenna for 20 Meters

PV5 Yagi antenna for 20m - 5 elelents yagi beam antenna for 20 meters band by T93M

PV4 4 element Yagi antenna - PV4, W2PV 4 element Yagi antenna as described in ARRL antenna handbook 15th edition for 20 meters band by T93M

EFHW Vertical Antenna - Steve G0KYA project of and End Fed 1/2 Vertical

Remote Loop Tuning - Lyle Koehler's article on remote use of LF loop antennas for receiving purposes.

Multi Turn Magnetic Loop for 40/60/80 - The 40/60/80 is a portable loop that covers 80 meters with a high degree of compromise

160/80m Coaxial Receiving Loop Antennas  ^pop - Receiving loop antenna for top band. This antenna allow to reduce noise on both bands. The stand alone 80m loop is approximately four feet in diameter. And made of light weight material. Which makes it ideal for portable use or you can mount it above a pre-existing vhf antenna, and due to it's small size it is quite rotatable.

Random length wire antennas - Random Length Wire Antennas by WØIPL

70 MHz beacon list - 4 meters beacons

BADX Boston Area DXers - BADX is an association of shortwave, mediumwave, and longwave DXers and shortwave radio listeners. Membership is open to all.

K4UTE QSL info lookup - Quick QSL Manager Lookup. Database address has been discontinued since october 2006

The WireMan - Your source for coax, connectors, wire, baluns, and other certified quality wireman products.

Radioworks - Source for high performance wire antennas, Current-type Baluns, Line Isolators, quality wire antenna parts and accessories.

Davis RF - provide electronic and electrical wire, cable, RF connectors, DSP audio filters, rope, non-conductive guy cables for aerial or tower support; plus sundry aerial related parts

Belden Wire & Cable Company - Cables for any electrical application, with data sheets, comparisons, and on-line catalog.

Cable Experts - CABLE X-PERTS, INC. specializes in electronic wire & cable, and we are committed to providing quality products and excellent service at competitive prices.

RMS international - RMS International, italian distributor of Alcava batteries and power supply, since 1975 manufacture power amplifiers, watt meters, antenna tuners, TVI filters and other accessories for hams and cb radio

Distance and Bearing Finder - This service uses data from the US Census and a supplementary list of cities around the world to find the latitude and longitude of two places, and then calculates the distance between them. It also provides a map showing the two places, using the Xerox PARC Map Server.

Longwave Home Page - The World of Radio Below 500 kHz by the Longwave Club of America

AMSAT Italy - AMSAT Italy

Kangaroo Tabor Software Priority listing - HF Communications Analysis and Prediction Tools for Amateur Radio and communications professionals. Featuring: WinCAP Wizard, Beacon-Time Wizard, GeoAlert-Extreme Wizard, ID Wizard, KTS Clock Screen Saver, NERDAlert 2000

Universal LF/MF Preamplifier - "A ""Universal Antenna Preamplifier"" design, in Web page form. Works with long wires, loops, or whips. For longwave and medium wave."

PrecisionE-200-C - Signal generator Precision E-200-C

G3TXQ SWR meters - Homebrewed SWR meters projects by G3TXQ