im calculator

BVO70 Yagis by DJ9BV - The latest and best yagi beams for 432MHz tested and optimized with NEC

40 Meter Parasitic Delta Loop  ^pop - 40 Meter 2 element full size parasitic delta loop wire beam construction and switchable

Simple dipole for your scanner - Construction of a simple dipole antenna suitable for use with a handheld scanner such as the AOR AR8000, and describes some of the benefits of using such an antenna

Valve Data Sheets - This web page has full data sheets for a number of commonly used valves. Most are Eimac and include the 2C39A, 3-500Z, 3-1000Z, 3CX1500A7, 3CPX5000A7, 3CX5000A7, YC156, 3CX15000B7, 4CX250B, 4CX250A, 4CX1000A, 4CX1500B, 4CX10000J etc. These are not avialable on Eimac's web site in full - only brief notes.

Kilo Lima Belgium - Official web site of kilo lima belgium

EU Sprint Contest - It's a nice DOS program to handle the EU Sprint Contest written by Peter, DL2NBU (tnx). Both the screen and most of the commands are very similar to CT by K1EA so the program will be real friendly. Use a standard CW interface (see below) to connect your computer to the radio and send CW from your keyboard. SPRINT runs on any IBM compatible computer (XT, AT) with MS-DOS 3.3 or higher, W95 and W98. The ZIP file includes an ASCII file in English written by the author with instructions.

FK8HC - Ham radio and Cibi Dxpedition

Collection of shortwave loggings - Great pile of shortwave loggings world wide

AA0MZ Jim Priority listing - Amateur radio links providing information sources for DX, QSL, Clubs, etc.

Radio History - Here you can find examples of old-time radio during its developmental period. The material consists of first-hand memories, gleanings from radio archives and other sources

CQ Map - World wide ham radio CQ map by ari genzano

ITU Map - World wide ITU Zones map by ari genzano

KQ0RP Iowa QRP Club - Club formed to promote amateur radio low power operation, to hone operating skills, to improve building skills, and to introduce the hobby to prospective new amateur radio operators

CQ ZRS magazine - CQ ZRS is official S5 ham magazine, 3800 copies printed bimonthly, published by ZRS and writen by Slovene radioamateurs.

Icom IC-706 mods - Enables out-of-band transmit for 1.6 MHz to 54 MHz, Improved VHF recieve mod, other band expansions

Yaesu FTDX-5000 Manual Part 2 - Yaesu FTDX-5000 operating manual part 2

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

Radio Enterprise - A little station in the Netherlands on sundays at 0800utc time broadcasting on freq 6275 am

Yagi-Uda - Design and optimize Yagi antennas. Ol GW Basic program for dos.

MobileLog Amateur Radio Mobile Logging - The MobileLog program is a specialty logging program designed for mobile amateur radio operators. It has been designed to allow quick entry of important information regarding QSOs. The software is primarily concerned with the logging of U.S. county information, which may be used to help work toward awards such as the USA-CA award for working all counties in the U.S.A. The data from this program may be imported into your general logging software. This sofware exports data in the ADIF (Amateur Data Interchange Format) and CSV (comma-seprated variable)

X-APRS - APRS™ for Linux is a multifaceted system for use with packet radio by Hams, it allows the monitoring of real time geographical information such as the position of vehicles, the status of weather, radio direction finding and much much more. It envolves mapping, GPS tracking, packet radio, etc

Shacklog - Quality logging software for the Radio Amateur & SWL, real-time and post-event QSO logging,log analysis and reporting, QSL label printing, country status display, rig control, import of logs, interface to CallBook CD-ROMs

Simple Terminal - Windows program that only works with PTC-I and PTC-II TNC.

A 50 MHz MicroWattMeter - A design for a simple microwattmeter. Input range -75 dBm to + 5 dBm. Frequency range 2 to 50 MHz