verical log periodic

Log Periodic Antenna Design  ^pop - calculates the dimensions and spacings of the elements needed to build a log periodic antenna, given tao, sigma and the lower and upper cutoff frequencies.

Speedometers SWR Meters and Smith Charts - Have wondered why a Smith chart has such strange grid lines. Believe it or not, there is a logical progression from Speedometers to Smith charts that will make the Smith grid crystal clear.

PJ2T Caribbean Contesting Consortium - A contest club dedicated to fun, international friendship, and advancement of the contesting art through superior operating technique and maximum application of technology.

ARRL Contest Forms and Rules - ARRL contest rules, forms and log sheets in pdf and ascii format for ARRL contests

TLF Contest Log - A GPL console mode (ip-) networked logging and contest program for hamradio under LINUX

LA0FX Contest Logs - Offer various contest logging programs, for scandinavian contests, SPDX, PAXX, OK/OM Contests, IARU VHF Contest, Portugal Day DX contests, HSC contest, various polish and norwegian local contests and other utilities

VE2EK Ham radio blog - Ham radio and Radio professionnal experience since 1971. Georges VE2EK - ZS1ii - 9Q1EK

VE2EK Georges - Amateur radio adventures since 1971

YO4PX Francisc Grunberg blog - Articles about Amateur Radio, own writings and translations: history, DXpeditions, contesting and DXing ethics, Codes of Conduct, Suggestions for Pile-ups, Suggestions for Contesters, the most wanted DXCC entities.

G0YLM Linda - An Amateur Radio enthusiast living in the North of England. A keen DXer and Contester.CoSysop GB7MBC DXCluster. Member of Sands Contest Group MX0SCG/M0SCG

Comtek Systems - COMTEK uses state of the art design and technology to offer every ham the most advanced antenna systems possible.

LNA Technology - LNA Technology High Performance Low Noise Preamplifiers for Amateur Radio, VHF-UHF weak signal, DX, EME, and commercial applications.

GIGAVAC Ham Radio Relays - Gigavac is a leading designer, manufacturer, and worldwide seller of contactors and high voltage relays using vacuum, gas filled, and high voltage reed relay technology. hv relay applications information with cross reference charts for kilovac / tyco, jennings, and crydom part numbers.

Marine Radio Direct - Dealer for CB Radios and accessories. Marine Radio and Marine Stereo is our specialty

jLog - jLog is a modern Freeware Ham Log program that can run on all major platforms, e.g. Mac OS X, Mac OS, Linux/Unix, Windows, etc. It offers a nice, clean interface and allows efficient entry of QSOs. Import or Export of data using the standardized ADIF 2 format is possible to easily exchange data with any other decent Log program. Built-in CW Keyer, CAT control for many popular, rigs, DX Cluster tracking, call lookups

VHFCtest4Win - VHFCtest4Win is software for contest logging QSO's on VHF bands (50MHz and up). It is build for all windows versions from Windows 95 and up. by S52AA

Wireless Field Day Log Program - A reliable logging system for Field Day based on wireless networking. Freeware, runs on macintosh, linux and windows

HAM-LOG by HB9CQV - This program is freeware for ham radio purpose only, multilingual german and english, self running, runs also from USB devices

SQUIRL Field Day Logger Software - Squirl field day logger - a no-frills, easy to use software logger designed for field day logging operation. by KC8OPV

Log2000 - Log2000 is a program for logging and tracking QSO's, creating and printing QSL's and QSL labels. Designed for Windows 95/98, Windows NT and Windows 2000.

Ham Office - Professional multi funcion software for ham radio use. Mainlu a logging program with mapping functions, dx cluster module, label printing, award managements, exporting features and more. Currently only in german

Ham Log - Ham Log is an easy to use yet powerful QSO logging utility for all devices running Palm OS. Ham Log's design and functionality was designed to meet my needs when mobile and away from my home station.

Ham Fan - A free small database program for Palm OS that allows you to log ham radio contacts. You can log the call sign, name, date, time and frequency of the contact.

QSL Card Imaging - A database which allows the user to store and catalog QSL cards

IC746 control - IC-746 control It’s as simple as point and click. Left click will turn counter clockwise, and right click will turn clockwise.