pl tone kit

BVO2 Yagis - Yagi beam plans for 144MHz band

3 Element Yagi for Six meter band  ^pop - Plans for 3 elements beam antenna and gamma matches

50 Mhz yagi plans - 5 Elem. yagi for 10 meters, 9 element yagi beam antenna for six meters band by ON4ANT

How to build a tuned loop antenna  ^pop - How can you vastly improve your Medium Wave reception? its quite simple really, all you need is 120 foot of wire, a few lengths of timber and an old tuning capacitor with which you can build the answer to every DX'ers prayers, a tuned loop antenna.

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

Official Polish Callbook - searchable database of Polish radioamateurs

Dep. de Diplomas DX y Concursos - Federation of Chilean Radio Clubs. Awards and contest of FEDERACHI News about Dx in Chile

Great Yarmouth Radio Club - Promoting Amateur and CB Radio. Uk repeaters, World Prefix list, UK & U.S bandplans, HF World-wide beacons, Free Ad's, Web site awards

Gisela Dierking NF/HF-Technik Germany - Many interessting accessories, like unversal audiofilter, Mixer interface for sound card, highvoltage powersupply,accessories for 706, hamradio vacation, and more

RF Applications, Inc. - Specialized in RF Power Measurement Systems and other devices that make operating radio transmitting stations safer and easier.

Transmitters 'R' Us - We are manufacturers and re-sellers of a wide range of AM, FM and Shortwave broadcast transmitters, kits and related products.

I5XWW Crispino Kits - Ham Radio Kits, soundcard interface for digimodes, usb CAT Interfaces, PA interface cables, connectors, DRM hardware and software, DRM converters

DOPPLER DF instrumens - Doppler program for Pal OS compatible

What does DX mean - DX is an old radio term used by radio enthusiasts, it stands for the long-distance reception of radio signals, DX being a short-form way of saying distance-extreme.

APRS Documentation - This documentation and other files listed here are done by Bob Bruninga, WB4APR. Some of this documentation is applicable to MacAPRS and WinAPRS as well as dosAPRS.

About Sunspot cycles - Theory to explain solar cycles variability proposed by Jean-Pierre Desmoulins

S marks the spot - Forecasting powerful solar explosions several days in advance now be possible

QSL-Shop.com - Premium quality QSL cards, with samples, preview and on-line order

What is a QSL Card - The term QSL explained by Radio Netherland

ADDX programs schedule - List of transmissions compiled and updated by Andreas Volk, you can choose the language among a large choice. Website is in german.

Solar data plot utility - This application was written mainly for Amateur Radio Operators who are interested in the solar cycles and solar data.

WB0NNI Home Brew HF Amps and Tutorials  ^pop Priority listing - Tutorials and other information on designing and building hf amplifiers. Includes tube data and amplifier projects.

K6XX Amateur Radio articles - An assortment of Amateur Radio-related technical articles written for the JUG, the newsletter of the Northern California Contest Club. Topics include unique but simple and useful radio modifications and accessories, and rig reviews.

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

Homebrew radio receiver  ^pop - Detailed plans of my homebrew receiver. Frequency coverage is from below 300kHz to 30MHz. Pictures, schematics, board layouts, parts lists and more can be found here.