pi calculator

How to build your own Magnetic Loop - An easy guide to "How to build your own magnetic loop" for 20 meters

K9FV 40 meters band loop - A Mississippi Style 40 meter magnetic loop made from available aluminum conduit, this antenna will not disappoint by Ken Holland, K9FV

70 cm ATV Antennas  ^pop - Home made antennas, ATV stuff, 70 cm antennas, helix antennas and a lot of intresting pictures to view

GM4XRF Loop antenna plan - A motor driven magnetic loop antenna 1.5 meters square for 3.5-10MHZ by GM4XRF

Helical Antenna Calculator - This is my simple implementation of the ARRL Antenna Book design equations for the axial-mode helical antenna.

Helix Calc  ^updated - Helix antenna calculator, to design and make helix antenna plans

N3KNZ Loop designs - Inspired by his first magnetic loop featured on this site, John takes loop building by the horns, and comes up with some excellent designs

K8CIT loop antenna - An uncommon magnetic loo antenna by Art Heft K8CIT

DXCC list by QRZ.co.il - Provided by QRZ Israel HAM radio portal

South Florida DX Assn - Florida DXers meet every other month in Ft. Lauderdale to discuss DX, antennas and such. We host the DX forum at the Tropical Hamboree in Miami the first Saturday in Feb.

Grand Rapids Police Scanner - Listen as Grand Rapids cops fight crime and firefighters battle blazes, live and uncensored, 24/7.

Scan Michigan - Live police scanner for Grand Rapids and surrounding area.

Low Power Radio Modules - Low power radio modules - supplying rf modules, rf transceivers, radiometrix transmitters receivers, low power radio modules, scada, frequency hopping, 900 mhz, wireless data transmission, data telemetry, gps modules & receivers and more

CQ zone map - QRZ Israel HAM radio portal

Polish radio direction finding - IARU region 1 RD championship

Satellites list - Long and detaliled list of AMSAT and other satellites with pictures, drawings and satellite informations

Frequency Guide Victoria - A site for every scanner enthusiast but especially for people living or visiting the lower Vancouver Island Area and Victoria B.C. Canada. This page has pictures with aerial pictures.

W3 Links, Mohawk - National Railway Historical Society, providing current, historical, and technical information to all persons interested in rail transportation in the Capital District of New York State.

Reading Berks radio info - Berks police radio scanning and more

Radio Prague - The international service of Czech Radio offers a broad, unbiased, and up-to-the-minute picture of life in the Czech Republic.

Radio Veritas Asia - The Missionary of Asia - A Catholic shortwave broadcaster in Quezon City, Philippines which transmits programs to Asia in 17 languages.

A Little About Pirate Radio - How can I hear pirates? , Where and when should I listen? Whay will I hear?

Band Master - Band Master is a program for Radio Amateurs that downloads DX spots and displays them in different ways, including a graphical band map. It can be used either as a stand alone application or as part of a logging or contesting software via the COM/OLE interface. Rig control, country/province resolution, azimuth/distance calculator and online QRZ lookup are built-in, propagation prediction and geographical mapping are available through integration with HamCap and DX Atlas respectively.

mvLearning - Educational software for Palm Pilot and Windows that quickly teaches Signal Flags and Morse Code using mnemonic techniques and a well designed flashcard program

WV7U.com - Hank's Amp Pages - WV7U's YC156 and 3CPX800 amplifier projects. Everything you wanted to know about using the YC156 or 3CPX800 in a ham radio linear amplifier. See pictures, schematics, test data, links, and more!