log periodic antenna

G3SEK's Amateur Radio Technical Notebook - A lot of good informations concerning antennas, filters, moonbounce, and circuitry data.

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

A $50 Beverage  ^pop - This antenna makes 80 and 160 enjoyable. Less than $50 to hear Europeans all summer on the LF bands seems like a good deal if you have the space!

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

Clif's Ham Radio Page - Summary of experience with restricted space antennas

T2FD The Forgotten Antenna  ^pop - "Some have called the T2FD a ""squashed rhombic"" antenna. It does bear some design similarities to the non resonant rhombic, but theoretically it is admittedly inferior. However, the T2FD performs well in a modest amount of space."

Folded Dipole  ^pop - All about folded dipoles, a variation of the dipole is an antenna called a folded dipole. It radiates like a dipole but sort of looks like a squashed quad.

Maik Uniform France - New French MU website with many DX News , Logs , Softwares and more.

TR LOG - Contest logging software by N6TR, a free limited version is also available, includes some contests and a cw simulator mode.

OK1RR DX & Contesting Page - Almost a fresh QSL manager Database, Country Tables for YPLOG by VE6YP (updated monthly), Additional files for the TRLoog by N6TR. Technical topics for HF Contesting (mostly CW), software download (a huge collection)

RA0FF Contest Page - RA0FF contest Log search Since 1995. UE0FFF log, First DXpedition to Moneron Isl - RK0FWL/p, contest links.

Kwiklog Classic - For the active county hunter - Kwiklog Classic - Logging Software specific to county hunting. Tracks all the major county hunting awards

YO5OFJ Istvan's Ham blog - yo5ofj's Istvan Vanyi Ham blog

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

GAP Antennas - GAP produces HF vertical antennas

Force 12  ^pop - Force 12 HF and VHF antennas, aluminim towers and masts for ham radio now owned by TexasAntennas.com

Radio & Communications  ^pop - Info about many aspects of Radio & Communications. Antennas, signals, frequencies, codes, swr, scanning etc.

Funkenhauser's WHAMLOG & Mediumwave DX Links - Free WHAMLOG files download page, medium wave (AM/BCB) resources, homebrew loop antennas, radio receivers, DX lists, DXpeditions, ODXA MW Notebook.

Easylog - Easylog by microware software

DXtreme software - DXtreme Software produces powerful and easy-to-use logging applications for radio enthusiasts such as Amateur Radio operators, Shortwave DXers, Shortwave listeners, Broadcast band DXers, VLF DXers, VHF, UHF, and TV DXers

DX 4 Win  ^pop - DX4WIN is an easy to use, yet powerful logging program for every ham. It has been designed for the the serious and the casual DXer.

LogWindows - Log X  ^updated - Log-X formerly LogWindow is a Windows based software program designed for the specific use of Amateur Radio operators to keep a log of the contacts that were made with other radio operators around the world, designed to be used in Amateur Radio contests, Emergency situations, and for general record keeping of conversations. By SCO Inc

XMLOG freeware Logbook - XMLog is an amateur radio logbook system for Windows and Windows NT.

Batteries - some thoughts - What sort of batteries when operating mobile, choosing proper battery technology